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

chrome/browser/ui/cocoa/passwords/passwords_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/passwords/passwords_bubble_controller.h"
 
 #include "base/mac/scoped_nsobject.h"
 #include "chrome/browser/ui/browser_finder.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 #import "chrome/browser/ui/cocoa/info_bubble_view.h"
@@ skipping 100 matching lines @@
   info_bubble::BubbleArrowLocation arrow;
   Browser* browser = chrome::FindBrowserWithWindow([self parentWindow]);
   bool hasLocationBar =
       browser && browser->SupportsWindowFeature(Browser::FEATURE_LOCATIONBAR);
 
   if (hasLocationBar) {
     BrowserWindowController* controller = [BrowserWindowController
         browserWindowControllerForWindow:[self parentWindow]];
     anchorPoint = [controller locationBarBridge]->GetBubblePointForDecoration(
         [self decorationForBubble]);
-    arrow = info_bubble::kTopRight;
+    arrow = info_bubble::kTopTrailing;
   } else {
     // Center the bubble if there's no location bar.
     NSRect contentFrame = [[[self parentWindow] contentView] frame];
     anchorPoint = NSMakePoint(NSMidX(contentFrame), NSMaxY(contentFrame));
     arrow = info_bubble::kNoArrow;
   }
 
   // Update the anchor arrow.
   [[self bubble] setArrowLocation:arrow];
 
@@ skipping 49 matching lines @@
 
 @end
 
 @implementation ManagePasswordsBubbleController (Testing)
 
 - (NSViewController*)currentController {
   return currentController_.get();
 }
 
 @end