Add a way to fetch window frame metrics from NativeShellWindow

chrome/browser/ui/cocoa/browser_window_cocoa.mm

 // Copyright (c) 2012 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 "chrome/browser/ui/cocoa/browser_window_cocoa.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/mac/mac_util.h"
@@ skipping 207 matching lines @@
   } else {
     [NSApp cancelUserAttentionRequest:attention_request_id_];
     attention_request_id_ = 0;
   }
 }
 
 bool BrowserWindowCocoa::IsAlwaysOnTop() const {
   return false;
 }
 
+gfx::Rect BrowserWindowCocoa::ContentBoundsForWindowBounds(
+    const gfx::Rect& window_bounds) const {
+  return window_bounds;
+}
+
+gfx::Rect BrowserWindowCocoa::WindowBoundsForContentBounds(
+    const gfx::Rect& content_bounds) const {
+  return content_bounds;
+}
+
 bool BrowserWindowCocoa::IsActive() const {
   return [window() isKeyWindow];
 }
 
 gfx::NativeWindow BrowserWindowCocoa::GetNativeWindow() {
   return window();
 }
 
 BrowserWindowTesting* BrowserWindowCocoa::GetBrowserWindowTesting() {
   return NULL;
@@ skipping 419 matching lines @@
   AvatarMenuBubbleController* menu =
       [[AvatarMenuBubbleController alloc] initWithBrowser:browser_
                                                anchoredAt:point];
   [[menu bubble] setAlignment:info_bubble::kAlignEdgeToAnchorEdge];
   [menu showWindow:nil];
 }
 
 void BrowserWindowCocoa::ShowAvatarBubbleFromAvatarButton() {
   [[controller_ avatarButtonController] showAvatarBubble];
 }