[Mac] (More) RTL support for tab strip

chrome/browser/ui/cocoa/browser_window_layout.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_LAYOUT_H_
 #define CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_LAYOUT_H_
 
 #import <Cocoa/Cocoa.h>
 
 #import "chrome/browser/ui/cocoa/fullscreen_toolbar_controller.h"
@@ skipping 67 matching lines @@
   CGFloat downloadShelfHeight;
 
   // This parameter exists so that unit tests can configure the OS version.
   BOOL isOSYosemiteOrLater;
 };
 
 // The parameters required to lay out the tab strip and its components.
 struct TabStripLayout {
   // The frame of the tab strip in window coordinates.
   NSRect frame;
-  // The left indent for the controls of the TabStripController.
-  CGFloat leftIndent;
-  // The right indent for the controls of the TabStripController.
-  CGFloat rightIndent;
+  // The leading indent for the controls of the TabStripController.
+  CGFloat leadingIndent;
+  // The trailing indent for the controls of the TabStripController.
+  CGFloat trailingIndent;
   // Whether the TabStripController needs to add custom traffic light buttons.
   BOOL addCustomWindowControls;
   // The frame of the avatar in window coordinates.
   NSRect avatarFrame;
 };
 
 // The output frames of the views managed by the BrowserWindowController. All
 // frames are in the coordinate system of the window. The lower-left corner of
 // the contentView coincides with the lower-left corner of the window, so these
 // frames are also in the coordinate system of the contentView.
@@ skipping 75 matching lines @@
 
 - (void)setHasDownloadShelf:(BOOL)hasDownloadShelf;
 - (void)setDownloadShelfHeight:(CGFloat)downloadShelfHeight;
 @end
 
 @interface BrowserWindowLayout (ExposedForTesting)
 - (void)setOSYosemiteOrLater:(BOOL)osYosemiteOrLater;
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_LAYOUT_H_