mac: remove 10.10 deployment target conditionals

This change replaces @available(macOS 10.10, *) with true and removes
API_AVAILABLE(macos(10.10)) annotations, then simplifies code where possible
as a result.

Bug: 841631
Change-Id: I55e0fbf23d836951354506f2058a419ebc95bb8b
Reviewed-on: https://chromium-review.googlesource.com/c/1437254Reviewed-by: Avi Drissman <avi@chromium.org>
Commit-Queue: Elly Fong-Jones <ellyjones@chromium.org>
Cr-Commit-Position: refs/heads/master@{#626114}

chrome/browser/app_controller_mac.mm

@@ -1628,8 +1628,7 @@ static base::mac::ScopedObjCClassSwizzler* g_swizzle_imk_input_session;
 }
 
 - (BOOL)application:(NSApplication*)application
-    willContinueUserActivityWithType:(NSString*)userActivityType
-    API_AVAILABLE(macos(10.10)) {
+    willContinueUserActivityWithType:(NSString*)userActivityType {
   return [userActivityType isEqualToString:NSUserActivityTypeBrowsingWeb];
 }
 
@@ -1642,7 +1641,7 @@ static base::mac::ScopedObjCClassSwizzler* g_swizzle_imk_input_session;
       restorationHandler:
           (void (^)(NSArray<id<NSUserActivityRestoring>>*))restorationHandler
 #endif
-    API_AVAILABLE(macos(10.10)) {
+{
   if (![userActivity.activityType
           isEqualToString:NSUserActivityTypeBrowsingWeb]) {
     return NO;
@@ -1678,14 +1677,7 @@ static base::mac::ScopedObjCClassSwizzler* g_swizzle_imk_input_session;
 }
 
 - (void)passURLToHandoffManager:(const GURL&)handoffURL {
-  if (@available(macOS 10.10, *)) {
   [handoffManager_ updateActiveURL:handoffURL];
-  } else {
-    // Only ends up being called in 10.10+, i.e. if shouldUseHandoff returns
-    // true. Some tests override shouldUseHandoff to always return true, but
-    // then they also override this function to do something else.
-    NOTREACHED();
-  }
 }
 
 - (void)updateHandoffManager:(content::WebContents*)webContents {

chrome/browser/ui/cocoa/share_menu_controller.h

@@ -14,10 +14,4 @@
     : NSObject<NSMenuDelegate, NSSharingServiceDelegate>
 @end
 
-@interface ShareMenuController (ExposedForTesting)
-// Whether the menu should add a "More..." item that opens the
-// Sharing Extension pref pane.
-+ (BOOL)shouldShowMoreItem;
-@end
-
 #endif  // CHROME_BROWSER_UI_COCOA_SHARE_MENU_CONTROLLER_H_

chrome/browser/ui/cocoa/share_menu_controller.mm

@@ -60,11 +60,7 @@ NSString* const kRemindersSharingServiceName =
   base::scoped_nsobject<NSImage> snapshotForShare_;
   // The Reminders share extension reads title/URL from the currently active
   // activity.
-  base::scoped_nsobject<NSUserActivity> activity_ API_AVAILABLE(macos(10.10));
-}
-
-+ (BOOL)shouldShowMoreItem {
-  return base::mac::IsAtLeastOS10_10();
+  base::scoped_nsobject<NSUserActivity> activity_;
 }
 
 // NSMenuDelegate
@@ -107,9 +103,6 @@ NSString* const kRemindersSharingServiceName =
     [item setEnabled:canShare];
     [menu addItem:item];
   }
-  if (![[self class] shouldShowMoreItem]) {
-    return;
-  }
   base::scoped_nsobject<NSMenuItem> moreItem([[NSMenuItem alloc]
       initWithTitle:l10n_util::GetNSString(IDS_SHARING_MORE_MAC)
              action:@selector(openSharingPrefs:)
@@ -182,10 +175,8 @@ NSString* const kRemindersSharingServiceName =
   windowForShare_ = nil;
   rectForShare_ = NSZeroRect;
   snapshotForShare_.reset();
-  if (@available(macOS 10.10, *)) {
   [activity_ invalidate];
   activity_.reset();
-  }
 }
 
 // Performs the share action using the sharing service represented by |sender|.
@@ -212,7 +203,6 @@ NSString* const kRemindersSharingServiceName =
   } else {
     itemsToShare = @[ url ];
   }
-  if (@available(macOS 10.10, *)) {
   if ([[service name] isEqual:kRemindersSharingServiceName]) {
     activity_.reset([[NSUserActivity alloc]
         initWithActivityType:NSUserActivityTypeBrowsingWeb]);
@@ -223,13 +213,11 @@ NSString* const kRemindersSharingServiceName =
     [activity_ setTitle:title];
     [activity_ becomeCurrent];
   }
-  }
   [service performWithItems:itemsToShare];
 }
 
 // Opens the "Sharing" subpane of the "Extensions" macOS preference pane.
 - (void)openSharingPrefs:(NSMenuItem*)sender {
-  DCHECK([[self class] shouldShowMoreItem]);
   NSURL* prefPaneURL =
       [NSURL fileURLWithPath:kExtensionPrefPanePath isDirectory:YES];
   NSDictionary* args = @{

chrome/browser/ui/cocoa/share_menu_controller_browsertest.mm

@@ -106,9 +106,6 @@ IN_PROC_BROWSER_TEST_F(ShareMenuControllerTest, PopulatesMenu) {
   // This cancels out, so only decrement if the "More..." item
   // isn't showing.
   NSInteger expected_count = [sharing_services_for_url count];
-  if (![ShareMenuController shouldShowMoreItem]) {
-    --expected_count;
-  }
   EXPECT_EQ([menu numberOfItems], expected_count);
 
   NSSharingService* reading_list_service = [NSSharingService
@@ -131,9 +128,6 @@ IN_PROC_BROWSER_TEST_F(ShareMenuControllerTest, PopulatesMenu) {
 }
 
 IN_PROC_BROWSER_TEST_F(ShareMenuControllerTest, AddsMoreButton) {
-  if (![ShareMenuController shouldShowMoreItem]) {
-    return;
-  }
   base::scoped_nsobject<NSMenu> menu([[NSMenu alloc] initWithTitle:@"Share"]);
   [controller_ menuNeedsUpdate:menu];
 

chrome/browser/ui/views/apps/app_window_native_widget_mac.mm

@@ -30,11 +30,8 @@ void AppWindowNativeWidgetMac::PopulateCreateWindowParams(
     params->window_class = views_bridge_mac::mojom::WindowClass::kFrameless;
     params->style_mask = NSWindowStyleMaskTitled | NSWindowStyleMaskClosable |
                          NSWindowStyleMaskMiniaturizable |
-                         NSWindowStyleMaskResizable;
-    if (@available(macOS 10.10, *))
-      params->style_mask |= NSWindowStyleMaskFullSizeContentView;
-    else
-      NOTREACHED();
+                         NSWindowStyleMaskResizable |
+                         NSWindowStyleMaskFullSizeContentView;
   }
 }
 

chrome/browser/ui/views/frame/browser_frame_mac.mm

@@ -300,8 +300,6 @@ void BrowserFrameMac::PopulateCreateWindowParams(
   if (browser_view_->IsBrowserTypeNormal() ||
       browser_view_->IsBrowserTypeHostedApp()) {
     params->window_class = views_bridge_mac::mojom::WindowClass::kBrowser;
-
-    if (@available(macOS 10.10, *))
     params->style_mask |= NSFullSizeContentViewWindowMask;
 
     // Ensure tabstrip/profile button are visible.

chrome/common/service_process_util_mac.mm

@@ -342,11 +342,6 @@ void ExecFilePathWatcherCallback::NotifyPathChanged(const base::FilePath& path,
   } else {
     bool in_trash = false;
     NSFileManager* file_manager = [NSFileManager defaultManager];
-    // Apple deprecated FSDetermineIfRefIsEnclosedByFolder() when deploying to
-    // 10.8, but didn't add getRelationship:... until 10.10.  So fall back to
-    // the deprecated function while running on 10.9 (and delete the else block
-    // when Chromium requires OS X 10.10+).
-    if (@available(macOS 10.10, *)) {
     NSURLRelationship relationship;
     if ([file_manager getRelationship:&relationship
                           ofDirectory:NSTrashDirectory
@@ -355,22 +350,6 @@ void ExecFilePathWatcherCallback::NotifyPathChanged(const base::FilePath& path,
                                 error:nil]) {
       in_trash = relationship == NSURLRelationshipContains;
     }
-    } else {
-      DCHECK(base::mac::IsAtMostOS10_9());
-      Boolean fs_in_trash;
-      FSRef ref;
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wdeprecated-declarations"
-      if (CFURLGetFSRef(base::mac::NSToCFCast(executable_fsref_.get()), &ref)) {
-        // This is ok because it only happens on 10.9 and won't be needed once
-        // we stop supporting that.
-        OSErr err = FSDetermineIfRefIsEnclosedByFolder(
-            kOnAppropriateDisk, kTrashFolderType, &ref, &fs_in_trash);
-#pragma clang diagnostic pop
-        if (err == noErr && fs_in_trash)
-          in_trash = true;
-      }
-    }
     if (in_trash) {
       needs_shutdown = true;
     } else {

chrome/utility/safe_browsing/mac/crdmg.cc

@@ -54,7 +54,7 @@ class SafeDMG {
   bool EnableSandbox();
 
   // Performs the actual DMG operation.
-  API_AVAILABLE(macos(10.10)) bool ParseDMG();
+  bool ParseDMG();
 
   base::File dmg_file_;