Mac: Fix theme image drawing when building with >=10.9 SDK.

chrome/browser/ui/cocoa/browser_window_controller_browsertest.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.
 
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 
 #import "base/mac/mac_util.h"
 #include "base/mac/sdk_forward_declarations.h"
 #include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 212 matching lines @@
     return icon_bottom.y - info_bar_top.y;
   }
 
   // The traffic lights should always be in front of the content view and the
   // tab strip view. Since the traffic lights change across OSX versions, this
   // test verifies that the contentView is in the back, and if the tab strip
   // view is a sibling, it is directly in front of the content view.
   void VerifyTrafficLightZOrder() const {
     NSView* contentView = [[controller() window] contentView];
     NSView* rootView = [contentView superview];
-    EXPECT_EQ(contentView, [[rootView subviews] objectAtIndex:0]);
+    NSArray* subviews = [rootView subviews];
+
+    EXPECT_EQ([controller() tabStripBackgroundView],
+              [subviews objectAtIndex:0]);
+    EXPECT_EQ(contentView, [subviews objectAtIndex:1]);
 
     NSView* tabStripView = [controller() tabStripView];
-    if ([[rootView subviews] containsObject:tabStripView])
-      EXPECT_EQ(tabStripView, [[rootView subviews] objectAtIndex:1]);
+    if ([subviews containsObject:tabStripView])
+      EXPECT_EQ(tabStripView, [subviews objectAtIndex:2]);
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BrowserWindowControllerTest);
 };
 
 // Tests that adding the first profile moves the Lion fullscreen button over
 // correctly.
 // DISABLED_ because it regularly times out: http://crbug.com/159002.
 IN_PROC_BROWSER_TEST_F(BrowserWindowControllerTest,
@@ skipping 253 matching lines @@
   // Toggle overlay, then verify z order.
   [controller() showOverlay];
   [controller() removeOverlay];
   VerifyTrafficLightZOrder();
 
   // Toggle immersive fullscreen, then verify z order.
   [controller() enterImmersiveFullscreen];
   [controller() exitImmersiveFullscreen];
   VerifyTrafficLightZOrder();
 }