[Mac] Make bubble arrow location/position RTL-aware

chrome/browser/ui/cocoa/website_settings/permission_bubble_controller.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/website_settings/permission_bubble_controller.h"
 
 #include <algorithm>
 
 #include "base/mac/bind_objc_block.h"
 #include "base/macros.h"
@@ skipping 461 matching lines @@
 
 - (NSPoint)getExpectedAnchorPoint {
   return [PermissionBubbleController getAnchorPointForBrowser:browser_];
 }
 
 - (bool)hasVisibleLocationBar {
   return [PermissionBubbleController hasVisibleLocationBarForBrowser:browser_];
 }
 
 - (info_bubble::BubbleArrowLocation)getExpectedArrowLocation {
-  return info_bubble::kTopLeft;
+  return info_bubble::kTopLeading;
 }
 
 - (NSWindow*)getExpectedParentWindow {
   DCHECK(browser_->window());
   return browser_->window()->GetNativeWindow();
 }
 
 - (NSView*)labelForRequest:(PermissionRequest*)request {
   DCHECK(request);
   base::scoped_nsobject<NSView> permissionView(
@@ skipping 153 matching lines @@
 }
 
 - (IBAction)cancel:(id)sender {
   // This is triggered by ESC when the bubble has focus.
   if (delegate_)
     delegate_->Closing();
   [super cancel:sender];
 }
 
 @end  // implementation PermissionBubbleController