Delete old ScreenOrientationDelegte

In the rename from ScreenOrientationDelegte to ScreenOrientationController, apparently one of the files was not properly deleted. It is no longer referenced anywhere, so I'm deleting it as intended.

BUG=396760

Review URL: https://codereview.chromium.org/889603003

Cr-Commit-Position: refs/heads/master@{#313773}

ash/content/display/screen_orientation_delegate_chromeos.cc

-// Copyright 2014 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.
-
-#include "ash/content/display/screen_orientation_delegate_chromeos.h"
-
-#include "ash/ash_switches.h"
-#include "ash/display/display_info.h"
-#include "ash/display/display_manager.h"
-#include "ash/shell.h"
-#include "ash/wm/maximize_mode/maximize_mode_controller.h"
-#include "base/command_line.h"
-#include "content/public/browser/screen_orientation_provider.h"
-#include "content/public/browser/web_contents.h"
-#include "ui/aura/window.h"
-#include "ui/gfx/display.h"
-#include "ui/gfx/geometry/size.h"
-
-namespace {
-
-blink::WebScreenOrientationLockType GetDisplayNaturalOrientation() {
-  ash::DisplayManager* display_manager =
-      ash::Shell::GetInstance()->display_manager();
-  if (!display_manager->HasInternalDisplay())
-    return blink::WebScreenOrientationLockLandscape;
-
-  ash::DisplayInfo info =
-      display_manager->GetDisplayInfo(gfx::Display::InternalDisplayId());
-  gfx::Size size = info.size_in_pixel();
-  switch (info.rotation()) {
-    case gfx::Display::ROTATE_0:
-    case gfx::Display::ROTATE_180:
-      return size.height() >= size.width()
-                 ? blink::WebScreenOrientationLockPortrait
-                 : blink::WebScreenOrientationLockLandscape;
-    case gfx::Display::ROTATE_90:
-    case gfx::Display::ROTATE_270:
-      return size.height() < size.width()
-                 ? blink::WebScreenOrientationLockPortrait
-                 : blink::WebScreenOrientationLockLandscape;
-  }
-  NOTREACHED();
-  return blink::WebScreenOrientationLockLandscape;
-}
-
-}  // namespace
-
-namespace ash {
-
-ScreenOrientationDelegate::ScreenOrientationDelegate()
-    : locking_window_(NULL),
-      natural_orientation_(GetDisplayNaturalOrientation()) {
-  content::ScreenOrientationProvider::SetDelegate(this);
-}
-
-ScreenOrientationDelegate::~ScreenOrientationDelegate() {
-  content::ScreenOrientationProvider::SetDelegate(NULL);
-}
-
-bool ScreenOrientationDelegate::FullScreenRequired(
-    content::WebContents* web_contents) {
-  return true;
-}
-
-void ScreenOrientationDelegate::Lock(
-    content::WebContents* web_contents,
-    blink::WebScreenOrientationLockType lock_orientation) {
-  aura::Window* requesting_window = web_contents->GetNativeView();
-
-  // TODO(jonross): Make ScreenOrientationDelegate responsible for rotation
-  // lock. Have MaximizeModeController, and TrayRotationLock both use it
-  // instead.
-  MaximizeModeController* controller =
-      Shell::GetInstance()->maximize_mode_controller();
-
-  // TODO(jonross): Track one rotation lock per window. When the active window
-  // changes apply any corresponding rotation lock.
-  if (!locking_window_)
-    locking_window_ = requesting_window;
-  else if (requesting_window != locking_window_)
-    return;
-
-  switch (lock_orientation) {
-    case blink::WebScreenOrientationLockAny:
-      controller->SetRotationLocked(false);
-      locking_window_ = NULL;
-      break;
-    case blink::WebScreenOrientationLockDefault:
-      NOTREACHED();
-      break;
-    case blink::WebScreenOrientationLockPortraitPrimary:
-      LockRotationToPrimaryOrientation(blink::WebScreenOrientationLockPortrait);
-      break;
-    case blink::WebScreenOrientationLockLandscape:
-    case blink::WebScreenOrientationLockPortrait:
-      LockToRotationMatchingOrientation(lock_orientation);
-      break;
-    case blink::WebScreenOrientationLockPortraitSecondary:
-      LockRotationToSecondaryOrientation(
-          blink::WebScreenOrientationLockPortrait);
-      break;
-    case blink::WebScreenOrientationLockLandscapeSecondary:
-      LockRotationToSecondaryOrientation(
-          blink::WebScreenOrientationLockLandscape);
-      break;
-    case blink::WebScreenOrientationLockLandscapePrimary:
-      LockRotationToPrimaryOrientation(
-          blink::WebScreenOrientationLockLandscape);
-      break;
-    case blink::WebScreenOrientationLockNatural:
-      controller->LockRotation(gfx::Display::ROTATE_0);
-      break;
-    default:
-      NOTREACHED();
-      break;
-  }
-}
-
-bool ScreenOrientationDelegate::ScreenOrientationProviderSupported() {
-  return Shell::GetInstance()
-             ->maximize_mode_controller()
-             ->IsMaximizeModeWindowManagerEnabled() &&
-         base::CommandLine::ForCurrentProcess()->HasSwitch(
-             switches::kAshEnableTouchViewTesting);
-}
-
-void ScreenOrientationDelegate::Unlock(content::WebContents* web_contents) {
-  aura::Window* requesting_window = web_contents->GetNativeView();
-  if (requesting_window != locking_window_)
-    return;
-  locking_window_ = NULL;
-  Shell::GetInstance()->maximize_mode_controller()->SetRotationLocked(false);
-}
-
-void ScreenOrientationDelegate::LockRotationToPrimaryOrientation(
-    blink::WebScreenOrientationLockType lock_orientation) {
-  Shell::GetInstance()->maximize_mode_controller()->LockRotation(
-      natural_orientation_ == lock_orientation ? gfx::Display::ROTATE_0
-                                               : gfx::Display::ROTATE_90);
-}
-
-void ScreenOrientationDelegate::LockRotationToSecondaryOrientation(
-    blink::WebScreenOrientationLockType lock_orientation) {
-  Shell::GetInstance()->maximize_mode_controller()->LockRotation(
-      natural_orientation_ == lock_orientation ? gfx::Display::ROTATE_180
-                                               : gfx::Display::ROTATE_270);
-}
-
-void ScreenOrientationDelegate::LockToRotationMatchingOrientation(
-    blink::WebScreenOrientationLockType lock_orientation) {
-  // TODO(jonross): Update MaximizeModeController to allow rotation between
-  // two angles of an orientation (e.g. from ROTATE_0 to ROTATE_180, and from
-  // ROTATE_90 to ROTATE_270)
-  DisplayManager* display_manager = Shell::GetInstance()->display_manager();
-  if (!display_manager->HasInternalDisplay())
-    return;
-
-  gfx::Display::Rotation rotation =
-      display_manager->GetDisplayInfo(gfx::Display::InternalDisplayId())
-          .rotation();
-  MaximizeModeController* controller =
-      Shell::GetInstance()->maximize_mode_controller();
-  if (natural_orientation_ == lock_orientation) {
-    if (rotation == gfx::Display::ROTATE_0 ||
-        rotation == gfx::Display::ROTATE_180) {
-      controller->SetRotationLocked(true);
-    } else {
-      controller->LockRotation(gfx::Display::ROTATE_0);
-    }
-  } else {
-    if (rotation == gfx::Display::ROTATE_90 ||
-        rotation == gfx::Display::ROTATE_270) {
-      controller->SetRotationLocked(true);
-    } else {
-      controller->LockRotation(gfx::Display::ROTATE_90);
-    }
-  }
-}
-
-}  // namespace ash