Cleans up our autorelease handling so that we don't create a layered ...

chrome/renderer/renderer_main_platform_delegate_mac.mm

 // Copyright (c) 2009 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/renderer/renderer_main_platform_delegate.h"
 
 #import <Cocoa/Cocoa.h>
 
+#import "base/chrome_application_mac.h"
 #include "base/command_line.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/sandbox_mac.h"
 #include "third_party/WebKit/WebKit/mac/WebCoreSupport/WebSystemInterface.h"
 
 RendererMainPlatformDelegate::RendererMainPlatformDelegate(
     const MainFunctionParams& parameters)
         : parameters_(parameters) {
 }
 
 RendererMainPlatformDelegate::~RendererMainPlatformDelegate() {
 }
 
-// TODO(mac-port): Any code needed to initialize a process for
-// purposes of running a renderer needs to also be reflected in
-// chrome_dll_main.cc for --single-process support.
+// TODO(mac-port): Any code needed to initialize a process for purposes of
+// running a renderer needs to also be reflected in chrome_dll_main.cc for
+// --single-process support.
 void RendererMainPlatformDelegate::PlatformInitialize() {
+  // Initialize NSApplication using the custom subclass. Without this call,
+  // drawing of native UI elements (e.g. buttons) in WebKit will explode.
+  [CrApplication sharedApplication];
+
   // Load WebKit system interfaces.
   InitWebCoreSystemInterface();
 
   if (![NSThread isMultiThreaded]) {
     NSString* string = @"";
     [NSThread detachNewThreadSelector:@selector(length)
                              toTarget:string
                            withObject:nil];
   }
-
-  // Initialize Cocoa.  Without this call, drawing of native UI
-  // elements (e.g. buttons) in WebKit will explode.
-  [NSApplication sharedApplication];
 }
 
 void RendererMainPlatformDelegate::PlatformUninitialize() {
 }
 
 bool RendererMainPlatformDelegate::InitSandboxTests(bool no_sandbox) {
   return true;
 }
 
 bool RendererMainPlatformDelegate::EnableSandbox() {
   CommandLine* parsed_command_line = CommandLine::ForCurrentProcess();
   SandboxInitWrapper sandbox_wrapper;
   return sandbox_wrapper.InitializeSandbox(*parsed_command_line,
                                            switches::kRendererProcess);
 }
 
 void RendererMainPlatformDelegate::RunSandboxTests() {
   // TODO(port): Run sandbox unit test here.
 }