mac: Remove some unused controls.

Bug: 832676
Change-Id: I9b56c47523765af4b33a997b65fe2a48a9da7f29
Reviewed-on: https://chromium-review.googlesource.com/1246324Reviewed-by: Robert Sesek <rsesek@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#594375}

chrome/browser/ui/BUILD.gn

@@ -126,8 +126,6 @@ jumbo_split_static_library("ui") {
       "cocoa/fullscreen_window.h",
       "cocoa/fullscreen_window.mm",
       "cocoa/has_weak_browser_pointer.h",
-      "cocoa/hover_close_button.h",
-      "cocoa/hover_close_button.mm",
       "cocoa/javascript_app_modal_dialog_cocoa.h",
       "cocoa/javascript_app_modal_dialog_cocoa.mm",
       "cocoa/location_bar/location_bar_view_mac.h",

chrome/browser/ui/cocoa/hover_close_button.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_BROWSER_UI_COCOA_HOVER_CLOSE_BUTTON_H_
-#define CHROME_BROWSER_UI_COCOA_HOVER_CLOSE_BUTTON_H_
-
-#import <Cocoa/Cocoa.h>
-
-#include "third_party/skia/include/core/SkColor.h"
-#import "ui/base/cocoa/hover_button.h"
-
-@class GTMKeyValueAnimation;
-
-// The standard close button for our Mac UI which is the "x" that changes to a
-// dark circle with the "x" when you hover over it. Used to close tabs.
-@interface HoverCloseButton : HoverButtonCocoa<NSAnimationDelegate> {
- @private
-  GTMKeyValueAnimation* fadeOutAnimation_;
-  CloseButtonHoverState previousState_;
-}
-
-// The color of the icon in its idle (not-hovering) state.
-@property(nonatomic) SkColor iconColor;
-
-@end
-
-// A version of HoverCloseButton with the "x" icon changed to match the WebUI
-// look.
-@interface WebUIHoverCloseButton : HoverCloseButton
-@end
-
-#endif  // CHROME_BROWSER_UI_COCOA_HOVER_CLOSE_BUTTON_H_

chrome/browser/ui/cocoa/hover_close_button.mm

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "chrome/browser/ui/cocoa/hover_close_button.h"
-
-#include "base/strings/sys_string_conversions.h"
-#include "chrome/app/vector_icons/vector_icons.h"
-#include "chrome/grit/generated_resources.h"
-#include "components/strings/grit/components_strings.h"
-#import "third_party/google_toolbox_for_mac/src/AppKit/GTMKeyValueAnimation.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/canvas.h"
-#include "ui/gfx/color_palette.h"
-#include "ui/gfx/geometry/rect_f.h"
-#include "ui/gfx/image/canvas_image_source.h"
-#include "ui/gfx/image/image_skia_operations.h"
-#include "ui/gfx/image/image_skia_util_mac.h"
-#include "ui/gfx/paint_vector_icon.h"
-#include "ui/resources/grit/ui_resources.h"
-
-namespace  {
-const CGFloat kFramesPerSecond = 16; // Determined experimentally to look good.
-const CGFloat kCloseAnimationDuration = 0.1;
-const int kTabCloseButtonSize = 16;
-
-// Strings that are used for all close buttons. Set up in +initialize.
-NSString* gBasicAccessibilityTitle = nil;
-NSString* gTooltip = nil;
-
-// If this string is changed, the setter (currently setFadeOutValue:) must
-// be changed as well to match.
-NSString* const kFadeOutValueKeyPath = @"fadeOutValue";
-
-const SkColor kDefaultIconColor = SkColorSetARGB(0xA0, 0x00, 0x00, 0x00);
-
-class HighlightImage : public gfx::CanvasImageSource {
- public:
-  explicit HighlightImage(const int image_size, SkColor color)
-      : CanvasImageSource(gfx::Size(image_size, image_size),
-                          /*is_opaque =*/true),
-        color_(color) {}
-  ~HighlightImage() override {}
-
- private:
-  void Draw(gfx::Canvas* canvas) override {
-    cc::PaintFlags flags;
-    flags.setAntiAlias(true);
-    flags.setStyle(cc::PaintFlags::kFill_Style);
-    flags.setColor(color_);
-    canvas->DrawCircle(
-        gfx::RectF(size().width(), size().height()).CenterPoint(),
-        kTabCloseButtonSize / 2, flags);
-  }
-
-  SkColor color_;
-
-  DISALLOW_COPY_AND_ASSIGN(HighlightImage);
-};
-
-}  // namespace
-
-@interface HoverCloseButton ()
-
-// Common initialization routine called from initWithFrame and awakeFromNib.
-- (void)commonInit;
-
-// Called by |fadeOutAnimation_| when animated value changes.
-- (void)setFadeOutValue:(CGFloat)value;
-
-// Gets the image for the given hover state.
-- (NSImage*)imageForHoverState:(CloseButtonHoverState)hoverState;
-
-@end
-
-@implementation HoverCloseButton
-
-@synthesize iconColor = iconColor_;
-
-+ (void)initialize {
-  // Grab some strings that are used by all close buttons.
-  if (!gBasicAccessibilityTitle) {
-    gBasicAccessibilityTitle = [l10n_util::GetNSStringWithFixup(
-        IDS_ACCNAME_CLOSE) copy];
-  }
-  if (!gTooltip)
-    gTooltip = [l10n_util::GetNSStringWithFixup(IDS_TOOLTIP_CLOSE_TAB) copy];
-}
-
-- (void)commonInit {
-  [super commonInit];
-
-  [self setAccessibilityTitle:nil];
-
-  // Add a tooltip. Using 'owner:self' means that
-  // -view:stringForToolTip:point:userData: will be called to provide the
-  // tooltip contents immediately before showing it.
-  [self addToolTipRect:[self bounds] owner:self userData:NULL];
-
-  previousState_ = kHoverStateNone;
-  iconColor_ = kDefaultIconColor;
-}
-
-- (void)removeFromSuperview {
-  // -stopAnimation will call the animationDidStop: delegate method
-  // which will release our animation.
-  [fadeOutAnimation_ stopAnimation];
-  [super removeFromSuperview];
-}
-
-- (void)animationDidStop:(NSAnimation*)animation {
-  DCHECK(animation == fadeOutAnimation_);
-  [fadeOutAnimation_ setDelegate:nil];
-  [fadeOutAnimation_ release];
-  fadeOutAnimation_ = nil;
-}
-
-- (void)animationDidEnd:(NSAnimation*)animation {
-  [self animationDidStop:animation];
-}
-
-- (void)drawRect:(NSRect)dirtyRect {
-  NSImage* image = [self imageForHoverState:[self hoverState]];
-
-  // Close boxes align left horizontally, and align center vertically.
-  // http:crbug.com/14739 requires this.
-  NSRect imageRect = NSZeroRect;
-  imageRect.size = [image size];
-
-  NSRect destRect = [self bounds];
-  destRect.origin.y = floor((NSHeight(destRect) / 2)
-                            - (NSHeight(imageRect) / 2));
-  destRect.size = imageRect.size;
-
-  switch(self.hoverState) {
-    case kHoverStateMouseOver:
-    case kHoverStateMouseDown:
-      [image drawInRect:destRect
-               fromRect:imageRect
-              operation:NSCompositeSourceOver
-               fraction:1.0
-         respectFlipped:YES
-                  hints:nil];
-      break;
-
-    case kHoverStateNone: {
-      CGFloat value = 1.0;
-      if (fadeOutAnimation_) {
-        value = [fadeOutAnimation_ currentValue];
-        NSImage* previousImage = nil;
-        if (previousState_ == kHoverStateMouseOver)
-          previousImage = [self imageForHoverState:kHoverStateMouseOver];
-        else
-          previousImage = [self imageForHoverState:kHoverStateMouseDown];
-        [previousImage drawInRect:destRect
-                         fromRect:imageRect
-                        operation:NSCompositeSourceOver
-                         fraction:1.0 - value
-                   respectFlipped:YES
-                            hints:nil];
-      }
-      [image drawInRect:destRect
-               fromRect:imageRect
-              operation:NSCompositeSourceOver
-               fraction:value
-         respectFlipped:YES
-                  hints:nil];
-      break;
-    }
-  }
-}
-
-- (void)drawFocusRingMask {
-  // Match the hover image's shape.
-  NSRect circleRect = NSInsetRect([self bounds], 2, 2);
-  [[NSBezierPath bezierPathWithOvalInRect:circleRect] fill];
-}
-
-- (void)setFadeOutValue:(CGFloat)value {
-  [self setNeedsDisplay];
-}
-
-- (NSImage*)imageForHoverState:(CloseButtonHoverState)hoverState {
-  SkColor vectorIconColor = gfx::kPlaceholderColor;
-
-  switch (hoverState) {
-    case kHoverStateNone:
-      break;
-    case kHoverStateMouseOver:
-      // For mouse over, the icon color is the fill color of the circle.
-      vectorIconColor = SkColorSetARGB(0xFF, 0xDB, 0x44, 0x37);
-      break;
-    case kHoverStateMouseDown:
-      // For mouse pressed, the icon color is the fill color of the circle.
-      vectorIconColor = SkColorSetARGB(0xFF, 0xA8, 0x35, 0x2A);
-      break;
-  }
-
-  const gfx::ImageSkia iconImage = gfx::CreateVectorIcon(
-      kTabCloseNormalIcon, kTabCloseButtonSize,
-      hoverState != kHoverStateNone ? SK_ColorWHITE : iconColor_);
-
-  if (hoverState != kHoverStateNone) {
-    const gfx::ImageSkia highlight =
-        gfx::CanvasImageSource::MakeImageSkia<HighlightImage>(
-            kTabCloseButtonSize, vectorIconColor);
-    return NSImageFromImageSkia(
-        gfx::ImageSkiaOperations::CreateSuperimposedImage(highlight,
-                                                          iconImage));
-  }
-  return NSImageFromImageSkia(iconImage);
-}
-
-- (void)setHoverState:(CloseButtonHoverState)state {
-  if (state != self.hoverState) {
-    previousState_ = self.hoverState;
-    [super setHoverState:state];
-    // Only animate the HoverStateNone case and only if this is still in the
-    // view hierarchy.
-    if (state == kHoverStateNone && [self superview] != nil) {
-      DCHECK(fadeOutAnimation_ == nil);
-      fadeOutAnimation_ =
-          [[GTMKeyValueAnimation alloc] initWithTarget:self
-                                               keyPath:kFadeOutValueKeyPath];
-      [fadeOutAnimation_ setDuration:kCloseAnimationDuration];
-      [fadeOutAnimation_ setFrameRate:kFramesPerSecond];
-      [fadeOutAnimation_ setDelegate:self];
-      [fadeOutAnimation_ startAnimation];
-    } else {
-      // -stopAnimation will call the animationDidStop: delegate method
-      // which will clean up the animation.
-      [fadeOutAnimation_ stopAnimation];
-    }
-  }
-}
-
-// Called each time a tooltip is about to be shown.
-- (NSString*)view:(NSView*)view
- stringForToolTip:(NSToolTipTag)tag
-            point:(NSPoint)point
-         userData:(void*)userData {
-  if (self.hoverState == kHoverStateMouseOver) {
-    // In some cases (e.g. the download tray), the button is still in the
-    // hover state, but is outside the bounds of its parent and not visible.
-    // Don't show the tooltip in that case.
-    NSRect buttonRect = [self frame];
-    NSRect parentRect = [[self superview] bounds];
-    if (NSIntersectsRect(buttonRect, parentRect))
-      return gTooltip;
-  }
-
-  return nil;  // Do not show the tooltip.
-}
-
-- (void)setAccessibilityTitle:(NSString*)accessibilityTitle {
-  if (!accessibilityTitle) {
-    [super setAccessibilityTitle:gBasicAccessibilityTitle];
-    return;
-  }
-
-  NSString* extendedTitle = l10n_util::GetNSStringFWithFixup(
-      IDS_ACCNAME_CLOSE_TAB,
-      base::SysNSStringToUTF16(accessibilityTitle));
-  [super setAccessibilityTitle:extendedTitle];
-}
-
-- (void)setIconColor:(SkColor)iconColor {
-  if (iconColor != iconColor_) {
-    iconColor_ = iconColor;
-    [self setNeedsDisplay:YES];
-  }
-}
-
-@end
-
-@implementation WebUIHoverCloseButton
-
-- (NSImage*)imageForHoverState:(CloseButtonHoverState)hoverState {
-  int imageID = IDR_CLOSE_DIALOG;
-  switch (hoverState) {
-    case kHoverStateNone:
-      imageID = IDR_CLOSE_DIALOG;
-      break;
-    case kHoverStateMouseOver:
-      imageID = IDR_CLOSE_DIALOG_H;
-      break;
-    case kHoverStateMouseDown:
-      imageID = IDR_CLOSE_DIALOG_P;
-      break;
-  }
-  ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
-  return bundle.GetNativeImageNamed(imageID).ToNSImage();
-}
-
-@end

chrome/browser/ui/cocoa/hover_close_button_unittest.mm

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import <Cocoa/Cocoa.h>
-
-#include "base/mac/scoped_nsobject.h"
-#import "chrome/browser/ui/cocoa/hover_close_button.h"
-#import "chrome/browser/ui/cocoa/test/cocoa_test_helper.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-class HoverCloseButtonTest : public CocoaTest {
- public:
-  HoverCloseButtonTest() {
-    NSRect content_frame = [[test_window() contentView] frame];
-    button_.reset([[HoverCloseButton alloc] initWithFrame:content_frame]);
-    [[test_window() contentView] addSubview:button_];
-  }
-
- protected:
-  base::scoped_nsobject<HoverCloseButton> button_;
-};
-
-class WebUIHoverCloseButtonTest : public CocoaTest {
- public:
-  WebUIHoverCloseButtonTest() {
-    NSRect content_frame = [[test_window() contentView] frame];
-    button_.reset([[WebUIHoverCloseButton alloc] initWithFrame:content_frame]);
-    [[test_window() contentView] addSubview:button_];
-  }
-
- protected:
-  base::scoped_nsobject<WebUIHoverCloseButton> button_;
-};
-
-TEST_VIEW(HoverCloseButtonTest, button_)
-
-TEST_VIEW(WebUIHoverCloseButtonTest, button_)

chrome/test/BUILD.gn

@@ -4138,7 +4138,6 @@ test("unit_tests") {
         "../browser/ui/cocoa/history_menu_bridge_unittest.mm",
         "../browser/ui/cocoa/history_menu_cocoa_controller_unittest.mm",
         "../browser/ui/cocoa/history_overlay_controller_unittest.mm",
-        "../browser/ui/cocoa/hover_close_button_unittest.mm",
         "../browser/ui/cocoa/main_menu_builder_unittest.mm",
         "../browser/ui/cocoa/media_picker/desktop_media_picker_controller_unittest.mm",
         "../browser/ui/cocoa/notifications/notification_builder_mac_unittest.mm",

ui/base/BUILD.gn

@@ -89,8 +89,6 @@ jumbo_component("base") {
     "clipboard/clipboard_win.cc",
     "clipboard/clipboard_win.h",
     "clipboard/custom_data_helper_mac.mm",
-    "cocoa/a11y_util.h",
-    "cocoa/a11y_util.mm",
     "cocoa/accessibility_hostable.h",
     "cocoa/animation_utils.h",
     "cocoa/appkit_utils.h",
@@ -105,12 +103,6 @@ jumbo_component("base") {
     "cocoa/constrained_window/constrained_window_animation.mm",
     "cocoa/controls/button_utils.h",
     "cocoa/controls/button_utils.mm",
-    "cocoa/controls/hyperlink_button_cell.h",
-    "cocoa/controls/hyperlink_button_cell.mm",
-    "cocoa/controls/hyperlink_text_view.h",
-    "cocoa/controls/hyperlink_text_view.mm",
-    "cocoa/controls/imageview_utils.h",
-    "cocoa/controls/imageview_utils.mm",
     "cocoa/controls/textfield_utils.h",
     "cocoa/controls/textfield_utils.mm",
     "cocoa/defaults_utils.h",
@@ -868,8 +860,6 @@ test("ui_base_unittests") {
       "cocoa/bubble_closer_unittest.mm",
       "cocoa/cocoa_base_utils_unittest.mm",
       "cocoa/constrained_window/constrained_window_animation_unittest.mm",
-      "cocoa/controls/hyperlink_button_cell_unittest.mm",
-      "cocoa/controls/hyperlink_text_view_unittest.mm",
       "cocoa/focus_tracker_unittest.mm",
       "cocoa/hover_button_unittest.mm",
       "cocoa/hover_image_button_unittest.mm",

ui/base/cocoa/a11y_util.h

-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef UI_BASE_COCOA_A11Y_UTIL_H
-#define UI_BASE_COCOA_A11Y_UTIL_H
-
-#import <Cocoa/Cocoa.h>
-
-#include "ui/base/ui_base_export.h"
-
-namespace ui {
-namespace a11y_util {
-
-// Hides the given |view| from the accessibility order for Voice Over. This
-// should be used when the view provides no additional information with
-// voice over (i.e., an icon next to a written description of the icon).
-UI_BASE_EXPORT void HideImageFromAccessibilityOrder(NSImageView* view);
-
-// Ask VoiceOver to play a sound for |object|, generally a view or window
-// (undocumented). Built-in apps seem to use this to indicate that something
-// interesting has happened, like a failed download or available completions.
-UI_BASE_EXPORT void PlayElementUpdatedSound(id source);
-
-}  // namespace a11y_util
-}  // namespace ui
-
-#endif  // UI_BASE_COCOA_A11Y_UTIL_H

ui/base/cocoa/a11y_util.mm

-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "ui/base/cocoa/a11y_util.h"
-
-namespace ui {
-namespace a11y_util {
-
-void HideImageFromAccessibilityOrder(NSImageView* view) {
-  // This is the minimum change necessary to get VoiceOver to skip the image
-  // (instead of reading the word "image"). Accessibility mechanisms in OSX
-  // change once in a while, so this may be fragile.
-  [[view cell] accessibilitySetOverrideValue:@""
-                                forAttribute:NSAccessibilityRoleAttribute];
-}
-
-void PlayElementUpdatedSound(id source) {
-  NSAccessibilityPostNotificationWithUserInfo(
-      source, @"AXPlaySound",
-      @{@"AXSoundIdentifier" : @"AXElementUpdatedSound"});
-}
-
-}  // namespace a11y_util
-}  // namespace ui

ui/base/cocoa/controls/button_utils.h

@@ -22,9 +22,6 @@ UI_BASE_EXPORT
 
 + (NSButton*)checkboxWithTitle:(NSString*)title;
 
-+ (NSButton*)linkWithTitle:(NSString*)title
-                    action:(SEL)action
-                    target:(id)target;
 @end
 
 #endif  // UI_BASE_COCOA_CONTROLS_BUTTON_UTILS_H_

ui/base/cocoa/controls/button_utils.mm

@@ -4,8 +4,6 @@
 
 #import "ui/base/cocoa/controls/button_utils.h"
 
-#import "ui/base/cocoa/controls/hyperlink_button_cell.h"
-
 @implementation ButtonUtils
 
 + (NSButton*)buttonWithTitle:(NSString*)title
@@ -31,18 +29,4 @@
   return button;
 }
 
-+ (NSButton*)linkWithTitle:(NSString*)title
-                    action:(SEL)action
-                    target:(id)target {
-  NSButton* button = [[[NSButton alloc] initWithFrame:NSZeroRect] autorelease];
-  // The cell has to be replaced before doing any of the other setup, or it will
-  // not get the new configuration.
-  [button setCell:[[[HyperlinkButtonCell alloc] init] autorelease]];
-  [button setAction:action];
-  [button setFont:[NSFont systemFontOfSize:[NSFont systemFontSize]]];
-  [button setTarget:target];
-  [button setTitle:title];
-  return button;
-}
-
 @end

ui/base/cocoa/controls/hyperlink_button_cell.h

-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef UI_BASE_COCOA_CONTROLS_HYPERLINK_BUTTON_CELL_H_
-#define UI_BASE_COCOA_CONTROLS_HYPERLINK_BUTTON_CELL_H_
-
-#import <Cocoa/Cocoa.h>
-
-#include "base/mac/scoped_nsobject.h"
-#include "ui/base/ui_base_export.h"
-
-// A HyperlinkButtonCell is used to create an NSButton that looks and acts
-// like a hyperlink. The default styling is to look like blue (#3367D6) text
-// with no underline and to have the pointingHand cursor on mouse over.
-//
-// To use in Interface Builder:
-//  1. Drag out an NSButton.
-//  2. Double click on the button so you have the cell component selected.
-//  3. In the Identity panel of the inspector, set the custom class to this.
-//  4. In the Attributes panel, change the Bezel to Square.
-//  5. In the Size panel, set the Height to 16.
-//
-// Use this if all of your text is a link. If you need text that contains
-// embedded links but also regular text, use HyperlinkTextView.
-
-namespace hyperlink_button_cell {
-
-enum class UI_BASE_EXPORT UnderlineBehavior {
-  ALWAYS,
-  NEVER,
-  ON_HOVER,
-};
-
-}  // namespace hyperlink_button_cell
-
-UI_BASE_EXPORT
-@interface HyperlinkButtonCell : NSButtonCell {
-  base::scoped_nsobject<NSColor> textColor_;
-  hyperlink_button_cell::UnderlineBehavior underlineBehavior_;
-  BOOL mouseIsInside_;
-}
-@property(nonatomic, retain) NSColor* textColor;
-@property(nonatomic, assign) hyperlink_button_cell::UnderlineBehavior
-    underlineBehavior;
-
-+ (NSColor*)defaultTextColor;
-
-// Helper function to create a button with HyperLinkButtonCell as its cell.
-+ (NSButton*)buttonWithString:(NSString*)string;
-
-@end
-
-@interface HyperlinkButtonCell (ExposedForTesting)
-- (NSDictionary*)linkAttributes;
-@end
-
-#endif  // UI_BASE_COCOA_CONTROLS_HYPERLINK_BUTTON_CELL_H_

ui/base/cocoa/controls/hyperlink_button_cell.mm

-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "ui/base/cocoa/controls/hyperlink_button_cell.h"
-
-using hyperlink_button_cell::UnderlineBehavior;
-
-@interface HyperlinkButtonCell ()
-- (void)customizeButtonCell;
-@end
-
-@implementation HyperlinkButtonCell
-
-@dynamic textColor;
-@synthesize underlineBehavior = underlineBehavior_;
-
-+ (NSColor*)defaultTextColor {
-  // Equates to rgb(51, 103, 214) or #3367D6.
-  return [NSColor colorWithCalibratedRed:51.0/255.0
-                                   green:103.0/255.0
-                                    blue:214.0/255.0
-                                   alpha:1.0];
-}
-
-+ (NSButton*)buttonWithString:(NSString*)string {
-  NSButton* button = [[[NSButton alloc] initWithFrame:NSZeroRect] autorelease];
-  base::scoped_nsobject<HyperlinkButtonCell> cell(
-      [[HyperlinkButtonCell alloc] initTextCell:string]);
-  [cell setAlignment:NSLeftTextAlignment];
-  [button setCell:cell.get()];
-  [button setBezelStyle:NSRegularSquareBezelStyle];
-  return button;
-}
-
-// Designated initializer.
-- (id)init {
-  if ((self = [super init])) {
-    [self customizeButtonCell];
-  }
-  return self;
-}
-
-// Initializer called when the cell is loaded from the NIB.
-- (id)initWithCoder:(NSCoder*)aDecoder {
-  if ((self = [super initWithCoder:aDecoder])) {
-    [self customizeButtonCell];
-  }
-  return self;
-}
-
-// Initializer for code-based creation.
-- (id)initTextCell:(NSString*)title {
-  if ((self = [super initTextCell:title])) {
-    [self customizeButtonCell];
-  }
-  return self;
-}
-
-- (id)copyWithZone:(NSZone*)zone {
-  NSColor* color = textColor_.release();
-  HyperlinkButtonCell* cell = [super copyWithZone:zone];
-  cell->textColor_.reset([color copy]);
-  textColor_.reset(color);
-  return cell;
-}
-
-// Because an NSButtonCell has multiple initializers, this method performs the
-// common cell customization code.
-- (void)customizeButtonCell {
-  [self setBordered:NO];
-  [self setTextColor:[HyperlinkButtonCell defaultTextColor]];
-  [self setUnderlineBehavior:UnderlineBehavior::NEVER];
-
-  CGFloat fontSize = [NSFont systemFontSizeForControlSize:[self controlSize]];
-  NSFont* font = [NSFont controlContentFontOfSize:fontSize];
-  [self setFont:font];
-
-  // Do not change button appearance when we are pushed.
-  [self setHighlightsBy:NSNoCellMask];
-
-  // We need to set this so that we can override |-mouseEntered:| and
-  // |-mouseExited:| to change the cursor style on hover states.
-  [self setShowsBorderOnlyWhileMouseInside:YES];
-}
-
-- (void)setControlSize:(NSControlSize)size {
-  [super setControlSize:size];
-  [self customizeButtonCell];  // recompute |font|.
-}
-
-// Creates the NSDictionary of attributes for the attributed string.
-- (NSDictionary*)linkAttributes {
-  NSUInteger underlineMask = NSUnderlineStyleNone;
-  if (underlineBehavior_ == UnderlineBehavior::ALWAYS ||
-      (mouseIsInside_ && [self isEnabled] &&
-       underlineBehavior_ == UnderlineBehavior::ON_HOVER)) {
-    underlineMask = NSUnderlinePatternSolid | NSUnderlineStyleSingle;
-  }
-
-  base::scoped_nsobject<NSMutableParagraphStyle> paragraphStyle(
-      [[NSParagraphStyle defaultParagraphStyle] mutableCopy]);
-  [paragraphStyle setAlignment:[self alignment]];
-  [paragraphStyle setLineBreakMode:[self lineBreakMode]];
-
-  return [NSDictionary dictionaryWithObjectsAndKeys:
-      [self textColor], NSForegroundColorAttributeName,
-      [NSNumber numberWithInt:underlineMask], NSUnderlineStyleAttributeName,
-      [self font], NSFontAttributeName,
-      [NSCursor pointingHandCursor], NSCursorAttributeName,
-      paragraphStyle.get(), NSParagraphStyleAttributeName,
-      nil
-  ];
-}
-
-// Override the drawing for the cell so that the custom style attributes
-// can always be applied and so that ellipses will appear when appropriate.
-- (NSRect)drawTitle:(NSAttributedString*)title
-          withFrame:(NSRect)frame
-             inView:(NSView*)controlView {
-  NSDictionary* linkAttributes = [self linkAttributes];
-  NSString* plainTitle = [title string];
-  [plainTitle drawWithRect:frame
-                   options:(NSStringDrawingUsesLineFragmentOrigin |
-                            NSStringDrawingTruncatesLastVisibleLine)
-                attributes:linkAttributes];
-  return frame;
-}
-
-// Override the default behavior to draw the border. Instead, change the cursor.
-- (void)mouseEntered:(NSEvent*)event {
-  mouseIsInside_ = YES;
-  if ([self isEnabled])
-    [[NSCursor pointingHandCursor] push];
-  else
-    [[NSCursor currentCursor] push];
-  if (underlineBehavior_ == UnderlineBehavior::ON_HOVER)
-    [[self controlView] setNeedsDisplay:YES];
-}
-
-- (void)mouseExited:(NSEvent*)event {
-  mouseIsInside_ = NO;
-  [NSCursor pop];
-  if (underlineBehavior_ == UnderlineBehavior::ON_HOVER)
-    [[self controlView] setNeedsDisplay:YES];
-}
-
-// Setters and getters.
-- (NSColor*)textColor {
-  if ([self isEnabled])
-    return textColor_.get();
-  else
-    return [NSColor disabledControlTextColor];
-}
-
-- (void)setTextColor:(NSColor*)color {
-  textColor_.reset([color retain]);
-}
-
-// Override so that |-sizeToFit| works better with this type of cell.
-- (NSSize)cellSize {
-  NSSize size = [super cellSize];
-  size.width += 2;
-  return size;
-}
-
-@end

ui/base/cocoa/controls/hyperlink_button_cell_unittest.mm

-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "ui/base/cocoa/controls/hyperlink_button_cell.h"
-
-#import <Cocoa/Cocoa.h>
-
-#include "base/mac/foundation_util.h"
-#include "base/mac/scoped_nsobject.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#import "testing/gtest_mac.h"
-#include "testing/platform_test.h"
-#import "ui/base/test/cocoa_helper.h"
-#include "ui/events/test/cocoa_test_event_utils.h"
-
-namespace ui {
-
-namespace {
-
-class HyperlinkButtonCellTest : public CocoaTest {
- public:
-  HyperlinkButtonCellTest() {
-    NSRect frame = NSMakeRect(0, 0, 50, 30);
-    base::scoped_nsobject<NSButton> view(
-        [[NSButton alloc] initWithFrame:frame]);
-    view_ = view.get();
-    base::scoped_nsobject<HyperlinkButtonCell> cell(
-        [[HyperlinkButtonCell alloc] initTextCell:@"Testing"]);
-    cell_ = cell.get();
-    [view_ setCell:cell_];
-    [[test_window() contentView] addSubview:view_];
-  }
-
-  void TestCellCustomization(HyperlinkButtonCell* cell) {
-    EXPECT_FALSE([cell isBordered]);
-    EXPECT_EQ(NSNoCellMask, [cell_ highlightsBy]);
-    EXPECT_TRUE([cell showsBorderOnlyWhileMouseInside]);
-    EXPECT_TRUE([cell textColor]);
-  }
-
- protected:
-  bool HasUnderlineAttribute(NSDictionary* attributes) {
-    NSNumber* number = base::mac::ObjCCastStrict<NSNumber>(
-        [attributes objectForKey:NSUnderlineStyleAttributeName]);
-    return [number unsignedIntegerValue] != 0;
-  }
-
-  NSButton* view_;
-  HyperlinkButtonCell* cell_;
-};
-
-TEST_VIEW(HyperlinkButtonCellTest, view_)
-
-// Tests the three designated intializers.
-TEST_F(HyperlinkButtonCellTest, Initializers) {
-  TestCellCustomization(cell_);  // |-initTextFrame:|
-  base::scoped_nsobject<HyperlinkButtonCell> cell(
-      [[HyperlinkButtonCell alloc] init]);
-  TestCellCustomization(cell.get());
-
-  // Need to create a dummy archiver to test |-initWithCoder:|.
-  NSData* emptyData = [NSKeyedArchiver archivedDataWithRootObject:@""];
-  NSCoder* coder =
-    [[[NSKeyedUnarchiver alloc] initForReadingWithData:emptyData] autorelease];
-  cell.reset([[HyperlinkButtonCell alloc] initWithCoder:coder]);
-  TestCellCustomization(cell);
-}
-
-// Test set color.
-TEST_F(HyperlinkButtonCellTest, SetTextColor) {
-  NSColor* textColor = [NSColor redColor];
-  EXPECT_NE(textColor, [cell_ textColor]);
-  [cell_ setTextColor:textColor];
-  EXPECT_EQ(textColor, [cell_ textColor]);
-}
-
-// Test mouse events.
-TEST_F(HyperlinkButtonCellTest, MouseHover) {
-  [[NSCursor disappearingItemCursor] push];  // Set a known state.
-  [cell_ mouseEntered:cocoa_test_event_utils::EnterEvent()];
-  EXPECT_EQ([NSCursor pointingHandCursor], [NSCursor currentCursor]);
-  [cell_ mouseExited:cocoa_test_event_utils::ExitEvent()];
-  EXPECT_EQ([NSCursor disappearingItemCursor], [NSCursor currentCursor]);
-  [NSCursor pop];
-}
-
-// Test mouse events when button is disabled. {
-TEST_F(HyperlinkButtonCellTest, MouseHoverWhenDisabled) {
-  [cell_ setEnabled:NO];
-
-  [[NSCursor disappearingItemCursor] push];  // Set a known state.
-  [cell_ mouseEntered:cocoa_test_event_utils::EnterEvent()];
-  EXPECT_EQ([NSCursor disappearingItemCursor], [NSCursor currentCursor]);
-
-  [cell_ mouseExited:cocoa_test_event_utils::ExitEvent()];
-  EXPECT_EQ([NSCursor disappearingItemCursor], [NSCursor currentCursor]);
-  [NSCursor pop];
-  [NSCursor pop];
-}
-
-// Test underline on hover.
-TEST_F(HyperlinkButtonCellTest, UnderlineOnHover) {
-  // Default is for no underline.
-  EXPECT_FALSE(HasUnderlineAttribute([cell_ linkAttributes]));
-  [cell_ mouseEntered:cocoa_test_event_utils::EnterEvent()];
-  EXPECT_FALSE(HasUnderlineAttribute([cell_ linkAttributes]));
-  [cell_ mouseExited:cocoa_test_event_utils::ExitEvent()];
-  EXPECT_FALSE(HasUnderlineAttribute([cell_ linkAttributes]));
-
-  // Setting behavior to ALWAYS will result in always having an underline.
-  [cell_ setUnderlineBehavior:hyperlink_button_cell::UnderlineBehavior::ALWAYS];
-  EXPECT_TRUE(HasUnderlineAttribute([cell_ linkAttributes]));
-  [cell_ mouseEntered:cocoa_test_event_utils::EnterEvent()];
-  EXPECT_TRUE(HasUnderlineAttribute([cell_ linkAttributes]));
-  [cell_ mouseExited:cocoa_test_event_utils::ExitEvent()];
-  EXPECT_TRUE(HasUnderlineAttribute([cell_ linkAttributes]));
-
-  // Setting behavior to ON_HOVER will result in only underlining when the
-  // mouse is hovering over the link.
-  [cell_ setUnderlineBehavior:
-      hyperlink_button_cell::UnderlineBehavior::ON_HOVER];
-  EXPECT_FALSE(HasUnderlineAttribute([cell_ linkAttributes]));
-  [cell_ mouseEntered:cocoa_test_event_utils::EnterEvent()];
-  EXPECT_TRUE(HasUnderlineAttribute([cell_ linkAttributes]));
-  [cell_ mouseExited:cocoa_test_event_utils::ExitEvent()];
-  EXPECT_FALSE(HasUnderlineAttribute([cell_ linkAttributes]));
-}
-
-TEST_F(HyperlinkButtonCellTest, Copy) {
-  base::scoped_nsobject<HyperlinkButtonCell> cell1([[HyperlinkButtonCell alloc]
-      initTextCell:@"Cell"]);
-  [cell1 setTextColor:[NSColor redColor]];
-
-  base::scoped_nsobject<HyperlinkButtonCell> cell2([cell1 copy]);
-  EXPECT_NSEQ([cell1 textColor], [cell2 textColor]);
-  [cell1 setTextColor:[NSColor purpleColor]];
-  [cell2 setTextColor:[NSColor greenColor]];
-}
-
-}  // namespace
-
-}  // namespace ui

ui/base/cocoa/controls/hyperlink_text_view.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import <Cocoa/Cocoa.h>
-
-#include "ui/base/ui_base_export.h"
-
-@class NSColor;
-
-// HyperlinkTextView is an NSTextView subclass for unselectable, linkable text.
-// This subclass doesn't show the text caret or IBeamCursor, whereas the base
-// class NSTextView displays both with full keyboard accessibility enabled.
-UI_BASE_EXPORT
-@interface HyperlinkTextView : NSTextView {
- @private
-  BOOL refusesFirstResponder_;
-  BOOL drawsBackgroundUsingSuperview_;
-  BOOL isValidLink_;
-}
-
-@property(nonatomic, assign) BOOL drawsBackgroundUsingSuperview;
-
-// Set the |message| displayed by the HyperlinkTextView, using |font| and
-// |messageColor|.
-- (void)setMessage:(NSString*)message
-          withFont:(NSFont*)font
-      messageColor:(NSColor*)messageColor;
-
-// Marks a |range| within the given message as a link. Pass nil as the url to
-// create a link that can neither be copied nor dragged.
-- (void)addLinkRange:(NSRange)range
-             withURL:(NSString*)url
-           linkColor:(NSColor*)linkColor;
-
-// This is NO (by default) if the view rejects first responder status.
-- (void)setRefusesFirstResponder:(BOOL)refusesFirstResponder;
-
-@end

ui/base/cocoa/controls/hyperlink_text_view.mm

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "ui/base/cocoa/controls/hyperlink_text_view.h"
-
-#include "base/logging.h"
-#include "base/mac/scoped_nsobject.h"
-#include "ui/base/cocoa/nsview_additions.h"
-
-// The baseline shift for text in the NSTextView.
-const float kTextBaselineShift = -1.0;
-
-@interface HyperlinkTextView(Private)
-// Initialize the NSTextView properties for this subclass.
-- (void)configureTextView;
-
-// Change the current IBeamCursor to an arrowCursor.
-- (void)fixupCursor;
-@end
-
-@implementation HyperlinkTextView
-
-@synthesize drawsBackgroundUsingSuperview = drawsBackgroundUsingSuperview_;
-
-- (id)initWithCoder:(NSCoder*)decoder {
-  if ((self = [super initWithCoder:decoder]))
-    [self configureTextView];
-  return self;
-}
-
-- (id)initWithFrame:(NSRect)frameRect {
-  if ((self = [super initWithFrame:frameRect]))
-    [self configureTextView];
-  return self;
-}
-
-- (BOOL)acceptsFirstResponder {
-  return !refusesFirstResponder_;
-}
-
-- (void)drawViewBackgroundInRect:(NSRect)rect {
-  if (drawsBackgroundUsingSuperview_)
-    [self cr_drawUsingAncestor:[self superview] inRect:rect];
-  else
-    [super drawViewBackgroundInRect:rect];
-}
-
-// Never draw the insertion point (otherwise, it shows up without any user
-// action if full keyboard accessibility is enabled).
-- (BOOL)shouldDrawInsertionPoint {
-  return NO;
-}
-
-- (NSRange)selectionRangeForProposedRange:(NSRange)proposedSelRange
-                              granularity:(NSSelectionGranularity)granularity {
-  // Return a range of length 0 to prevent text selection. Note that the start
-  // of the range (the first argument) is treated as the position of the
-  // subsequent click so it must not be 0. If it is, links that begin at a
-  // non-zero position in the text will not function correctly when they are
-  // clicked in such a way as to look like a possible text selection.
-  return NSMakeRange(proposedSelRange.location, 0);
-}
-
-// Convince NSTextView to not show an I-Beam cursor when the cursor is over the
-// text view but not over actual text.
-//
-// http://www.mail-archive.com/cocoa-dev@lists.apple.com/msg10791.html
-// "NSTextView sets the cursor over itself dynamically, based on considerations
-// including the text under the cursor. It does so in -mouseEntered:,
-// -mouseMoved:, and -cursorUpdate:, so those would be points to consider
-// overriding."
-- (void)mouseMoved:(NSEvent*)e {
-  [super mouseMoved:e];
-  [self fixupCursor];
-}
-
-- (void)mouseEntered:(NSEvent*)e {
-  [super mouseEntered:e];
-  [self fixupCursor];
-}
-
-- (void)cursorUpdate:(NSEvent*)e {
-  [super cursorUpdate:e];
-  [self fixupCursor];
-}
-
-- (void)configureTextView {
-  [self setEditable:NO];
-  [self setDrawsBackground:NO];
-  [self setHorizontallyResizable:NO];
-  [self setVerticallyResizable:NO];
-
-  // When text is rendered, linkTextAttributes override anything set via
-  // addAttributes for text that has NSLinkAttributeName. Set to nil to allow
-  // custom attributes to take precedence.
-  [self setLinkTextAttributes:nil];
-  [self setDisplaysLinkToolTips:NO];
-
-  refusesFirstResponder_ = NO;
-  drawsBackgroundUsingSuperview_ = NO;
-  isValidLink_ = NO;
-}
-
-- (void)fixupCursor {
-  if ([[NSCursor currentCursor] isEqual:[NSCursor IBeamCursor]])
-    [[NSCursor arrowCursor] set];
-}
-
-// Only allow contextual menus (which allow copying of the link URL) if the link
-// is a valid one.
-- (NSMenu*)menuForEvent:(NSEvent*)e {
-  if (isValidLink_)
-    return [super menuForEvent:e];
-
-  return nil;
-}
-
-// Only allow dragging of valid links.
-- (BOOL)dragSelectionWithEvent:(NSEvent*)event
-                        offset:(NSSize)mouseOffset
-                     slideBack:(BOOL)slideBack {
-  if (isValidLink_) {
-    return [super dragSelectionWithEvent:event
-                                  offset:mouseOffset
-                               slideBack:slideBack];
-  }
-
-  return NO;
-}
-
-- (void)setMessage:(NSString*)message
-          withFont:(NSFont*)font
-      messageColor:(NSColor*)messageColor {
-  // Create an attributes dictionary for the message and link.
-  NSDictionary* attributes = @{
-    NSForegroundColorAttributeName : messageColor,
-    NSCursorAttributeName : [NSCursor arrowCursor],
-    NSFontAttributeName : font,
-    NSBaselineOffsetAttributeName : @(kTextBaselineShift)
-  };
-
-  // Create the attributed string for the message.
-  base::scoped_nsobject<NSAttributedString> attributedMessage(
-      [[NSMutableAttributedString alloc] initWithString:message
-                                             attributes:attributes]);
-
-  // Update the text view with the new text.
-  [[self textStorage] setAttributedString:attributedMessage];
-}
-
-- (void)addLinkRange:(NSRange)range
-             withURL:(NSString*)url
-           linkColor:(NSColor*)linkColor {
-  // If a URL is provided, make sure it is a valid one.
-  if (url) {
-    DCHECK_GT([url length], 0u);
-    DCHECK([NSURL URLWithString:url]);
-    isValidLink_ = YES;
-  } else {
-    url = @"";
-    isValidLink_ = NO;
-  }
-  NSDictionary* attributes = @{
-    NSForegroundColorAttributeName : linkColor,
-    NSUnderlineStyleAttributeName : @(YES),
-    NSCursorAttributeName : [NSCursor pointingHandCursor],
-    NSLinkAttributeName : url,
-    NSUnderlineStyleAttributeName : @(NSUnderlineStyleSingle)
-  };
-
-  [[self textStorage] addAttributes:attributes range:range];
-}
-
-- (void)setRefusesFirstResponder:(BOOL)refusesFirstResponder {
-  refusesFirstResponder_ = refusesFirstResponder;
-}
-
-@end

ui/base/cocoa/controls/hyperlink_text_view_unittest.mm

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "ui/base/cocoa/controls/hyperlink_text_view.h"
-
-#include "base/mac/scoped_nsobject.h"
-#include "testing/gtest_mac.h"
-#import "ui/base/test/cocoa_helper.h"
-
-namespace {
-
-class HyperlinkTextViewTest : public ui::CocoaTest {
- public:
-  HyperlinkTextViewTest() {
-    NSRect frame = NSMakeRect(0, 0, 50, 50);
-    base::scoped_nsobject<HyperlinkTextView> view(
-        [[HyperlinkTextView alloc] initWithFrame:frame]);
-    view_ = view.get();
-    [[test_window() contentView] addSubview:view_];
-  }
-
-  NSFont* GetDefaultFont() {
-    return [NSFont labelFontOfSize:
-         [NSFont systemFontSizeForControlSize:NSRegularControlSize]];
-  }
-
-  NSDictionary* GetDefaultTextAttributes() {
-    const float kTextBaselineShift = -1.0;
-    return @{
-      NSForegroundColorAttributeName : [NSColor blackColor],
-      NSCursorAttributeName : [NSCursor arrowCursor],
-      NSFontAttributeName : GetDefaultFont(),
-      NSBaselineOffsetAttributeName : @(kTextBaselineShift)
-    };
-  }
-
-  NSMutableDictionary* GetDefaultLinkAttributes() {
-    if (!linkAttributes_.get()) {
-      linkAttributes_.reset(
-          [[NSMutableDictionary dictionaryWithDictionary:
-              GetDefaultTextAttributes()] retain]);
-      [linkAttributes_ addEntriesFromDictionary:@{
-        NSForegroundColorAttributeName : [NSColor blueColor],
-        NSUnderlineStyleAttributeName : @(YES),
-        NSCursorAttributeName : [NSCursor pointingHandCursor],
-        NSUnderlineStyleAttributeName : @(NSUnderlineStyleSingle),
-        NSLinkAttributeName : @""
-      }];
-    }
-    return [NSMutableDictionary dictionaryWithDictionary:linkAttributes_];
-  }
-
-  HyperlinkTextView* view_;
-
- private:
-  base::scoped_nsobject<NSMutableDictionary> linkAttributes_;
-};
-
-TEST_VIEW(HyperlinkTextViewTest, view_);
-
-TEST_F(HyperlinkTextViewTest, TestSelectionRange) {
-  NSRange actualRange;
-
-  // The length of the selection range should be 0.
-  actualRange = [view_ selectionRangeForProposedRange:NSMakeRange(0, 20)
-                                          granularity:NSSelectByCharacter];
-  EXPECT_TRUE(NSEqualRanges(NSMakeRange(0, 0), actualRange));
-
-  // While the location should always match the location of the proposed range.
-  actualRange = [view_ selectionRangeForProposedRange:NSMakeRange(50, 100)
-                                          granularity:NSSelectByCharacter];
-  EXPECT_TRUE(NSEqualRanges(NSMakeRange(50, 0), actualRange));
-}
-
-TEST_F(HyperlinkTextViewTest, TestViewConfiguration) {
-  EXPECT_FALSE([view_ isEditable]);
-  EXPECT_FALSE([view_ drawsBackground]);
-  EXPECT_FALSE([view_ isHorizontallyResizable]);
-  EXPECT_FALSE([view_ isVerticallyResizable]);
-}
-
-TEST_F(HyperlinkTextViewTest, TestSetMessage) {
-  // Verifies setMessage sets text and attributes properly.
-  NSString* message = @"Test message";
-  [view_ setMessage:message
-           withFont:GetDefaultFont()
-       messageColor:[NSColor blackColor]];
-  EXPECT_NSEQ(@"Test message", [[view_ textStorage] string]);
-
-  NSDictionary* attributes;
-  NSRange rangeLimit = NSMakeRange(0, [message length]);
-  NSRange range;
-  attributes = [[view_ textStorage] attributesAtIndex:0
-                                longestEffectiveRange:&range
-                                              inRange:rangeLimit];
-  EXPECT_EQ(0U, range.location);
-  EXPECT_EQ([message length], range.length);
-  EXPECT_NSEQ(GetDefaultTextAttributes(), attributes);
-}
-
-TEST_F(HyperlinkTextViewTest, TestAddLinkRange) {
-  NSString* message = @"One Two Three Four";
-  [view_ setMessage:message
-           withFont:GetDefaultFont()
-       messageColor:[NSColor blackColor]];
-
-  NSColor* blue = [NSColor blueColor];
-  [view_ addLinkRange:NSMakeRange(4,3) withURL:@"http://2" linkColor:blue];
-  [view_ addLinkRange:NSMakeRange(14,4) withURL:@"http://4" linkColor:blue];
-
-  NSDictionary* attributes;
-  NSRange rangeLimit = NSMakeRange(0, [message length]);
-  NSRange range;
-  attributes = [[view_ textStorage] attributesAtIndex:0
-                                longestEffectiveRange:&range
-                                              inRange:rangeLimit];
-  EXPECT_EQ(0U, range.location);
-  EXPECT_EQ(4U, range.length);
-  EXPECT_NSEQ(GetDefaultTextAttributes(), attributes);
-
-  NSMutableDictionary* linkAttributes = GetDefaultLinkAttributes();
-  [linkAttributes setObject:@"http://2" forKey:NSLinkAttributeName];
-  attributes = [[view_ textStorage] attributesAtIndex:4
-                                longestEffectiveRange:&range
-                                              inRange:rangeLimit];
-  EXPECT_EQ(4U, range.location);
-  EXPECT_EQ(3U, range.length);
-  EXPECT_NSEQ(linkAttributes, attributes);
-
-  attributes = [[view_ textStorage] attributesAtIndex:7
-                                longestEffectiveRange:&range
-                                              inRange:rangeLimit];
-  EXPECT_EQ(7U, range.location);
-  EXPECT_EQ(7U, range.length);
-  EXPECT_NSEQ(GetDefaultTextAttributes(), attributes);
-
-  [linkAttributes setObject:@"http://4" forKey:NSLinkAttributeName];
-  attributes = [[view_ textStorage] attributesAtIndex:14
-                                longestEffectiveRange:&range
-                                              inRange:rangeLimit];
-  EXPECT_EQ(14U, range.location);
-  EXPECT_EQ(4U, range.length);
-  EXPECT_NSEQ(linkAttributes, attributes);
-}
-
-TEST_F(HyperlinkTextViewTest, FirstResponderBehavior) {
-  // By default, accept.
-  EXPECT_TRUE([view_ acceptsFirstResponder]);
-
-  [view_ setRefusesFirstResponder:YES];
-  EXPECT_FALSE([view_ acceptsFirstResponder]);
-}
-
-}  // namespace

ui/base/cocoa/controls/imageview_utils.h

-// Copyright 2017 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef UI_BASE_COCOA_CONTROLS_IMAGEVIEW_UTILS_H_
-#define UI_BASE_COCOA_CONTROLS_IMAGEVIEW_UTILS_H_
-
-#include "ui/base/ui_base_export.h"
-
-#include <Cocoa/Cocoa.h>
-
-UI_BASE_EXPORT
-@interface ImageViewUtils : NSObject
-
-// These methods are a polyfill for convenience constructors that exist on
-// NSImageView in macOS 10.12+.
-// TODO(ellyjones): once we target only 10.12+, delete these and migrate
-// callers over to NSImageView directly.
-+ (NSImageView*)imageViewWithImage:(NSImage*)image;
-
-@end
-
-#endif  // UI_BASE_COCOA_CONTROLS_IMAGEVIEW_UTILS_H_

ui/base/cocoa/controls/imageview_utils.mm

-// Copyright 2017 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "ui/base/cocoa/controls/imageview_utils.h"
-
-@implementation ImageViewUtils
-
-+ (NSImageView*)imageViewWithImage:(NSImage*)image {
-  NSImageView* imageView = [[[NSImageView alloc] init] autorelease];
-  [imageView setImage:image];
-  return imageView;
-}
-
-@end