Revise about: and chrome: url handling.

chrome/browser/chrome_content_browser_client.cc

 // 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.
 
 #include "chrome/browser/chrome_content_browser_client.h"
 
 #include "base/command_line.h"
 #include "chrome/app/breakpad_mac.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/character_encoding.h"
@@ skipping 164 matching lines @@
       profile->GetExtensionService()->GetExtensionByWebExtent(url);
   if (!extension)
     return url;
 
   // If the URL is part of an extension's web extent, convert it to an
   // extension URL.
   return extension->GetResourceURL(url.path());
 }
 
 bool ChromeContentBrowserClient::IsURLSameAsAnySiteInstance(const GURL& url) {
-  return url.spec() == chrome::kAboutKillURL ||
-         url.spec() == chrome::kAboutHangURL ||
-         url.spec() == chrome::kAboutShorthangURL;
+  return url == GURL(chrome::kChromeUICrashURL) ||
+         url == GURL(chrome::kChromeUIKillURL) ||
+         url == GURL(chrome::kChromeUIHangURL) ||
+         url == GURL(chrome::kChromeUIShorthangURL);
 }
 
 std::string ChromeContentBrowserClient::GetCanonicalEncodingNameByAliasName(
     const std::string& alias_name) {
   return CharacterEncoding::GetCanonicalEncodingNameByAliasName(alias_name);
 }
 
 void ChromeContentBrowserClient::AppendExtraCommandLineSwitches(
     CommandLine* command_line, int child_process_id) {
 #if defined(USE_LINUX_BREAKPAD)
@@ skipping 178 matching lines @@
     return PpapiCrashHandlerHostLinux::GetInstance()->GetDeathSignalSocket();
 
   if (process_type == switches::kGpuProcess)
     return GpuCrashHandlerHostLinux::GetInstance()->GetDeathSignalSocket();
 
   return -1;
 }
 #endif
 
 }  // namespace chrome