[Mac] Remove content/ CrApplication.

content/plugin/plugin_main_mac.mm

 // Copyright (c) 2011 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 <AppKit/AppKit.h>
+
 #include "base/environment.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/string_util.h"
-#include "content/common/chrome_application_mac.h"
 #include "content/common/plugin_carbon_interpose_constants_mac.h"
 #include "content/plugin/plugin_interpose_util_mac.h"
 
 #if !defined(__LP64__)
 void TrimInterposeEnvironment() {
   scoped_ptr<base::Environment> env(base::Environment::Create());
 
   std::string interpose_list;
   if (!env->GetVar(plugin_interpose_strings::kDYLDInsertLibrariesKey,
                    &interpose_list)) {
@@ skipping 18 matching lines @@
     std::string trimmed_list = interpose_list.substr(0, suffix_offset - 1);
     env->SetVar(plugin_interpose_strings::kDYLDInsertLibrariesKey,
                 trimmed_list.c_str());
   } else {
     NOTREACHED() << "Missing Carbon interposing library";
   }
 }
 #endif
 
 void InitializeChromeApplication() {
-  [CrApplication sharedApplication];
-
+  [NSApplication sharedApplication];
   mac_plugin_interposing::SetUpCocoaInterposing();
 }