Revert "Fix a ton of compiler warnings."

chrome/common/extensions/extension_unittest.cc

 // 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 "base/file_path.h"
 #include "base/file_util.h"
 #include "base/string_util.h"
 #include "base/path_service.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/extensions/extension.h"
@@ skipping 275 matching lines @@
             Extension::GetResourcePath(extension.path(), "../baz.js").value());
 }
 
 TEST(ExtensionTest, LoadPageActionHelper) {
   Extension extension;
   std::string error_msg;
   scoped_ptr<PageAction> page_action;
   DictionaryValue input;
 
   // First try with an empty dictionary. We should get nothing back.
-  ASSERT_TRUE(NULL == extension.LoadPageActionHelper(&input, 0, &error_msg));
+  ASSERT_EQ(NULL, extension.LoadPageActionHelper(&input, 0, &error_msg));
   ASSERT_STRNE("", error_msg.c_str());
   error_msg = "";
 
   // Now setup some values to use in the page action.
   const std::string id("MyPageActionId");
   const std::string name("MyPageActionName");
   std::string img1("image1.png");
   std::string img2("image2.png");
 
   // Add the page_actions dictionary.
@@ skipping 303 matching lines @@
     scoped_ptr<Extension> new_extension(
         LoadManifest("allow_silent_upgrade",
                      std::string(kTests[i].base_name) + "_new.json"));
 
     EXPECT_EQ(kTests[i].expect_success,
               Extension::IsPrivilegeIncrease(old_extension.get(),
                                              new_extension.get()))
         << kTests[i].base_name;
   }
 }