Coalesce more hardcoded schemes to using predefined constants.

chrome/browser/browser_about_handler.cc

 // Copyright (c) 2006-2008 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/browser_about_handler.h"
 
 #include <string>
 #include <vector>
 
 #include "base/file_version_info.h"
@@ skipping 12 matching lines @@
 #include "chrome/browser/profile.h"
 #include "chrome/browser/profile_manager.h"
 #include "chrome/browser/renderer_host/render_process_host.h"
 #include "chrome/browser/renderer_host/render_view_host.h"
 #include "chrome/common/jstemplate_builder.h"
 #include "chrome/common/l10n_util.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/pref_service.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/resource_bundle.h"
+#include "chrome/common/url_constants.h"
 #include "chrome/renderer/about_handler.h"
 #include "googleurl/src/gurl.h"
 #include "grit/browser_resources.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "grit/locale_settings.h"
 #include "webkit/glue/webkit_glue.h"
 #ifdef CHROME_V8
 #include "v8/include/v8.h"
 #endif
@@ skipping 185 matching lines @@
     g_browser_process->io_thread()->message_loop()->PostTask(FROM_HERE,
         NewRunnableMethod(&chrome_url_data_manager,
             &ChromeURLDataManager::AddDataSource,
             about_source_));
     initialized = true;
   }
 }
 
 bool BrowserAboutHandler::SupportsURL(GURL* url) {
   // Enable this tab contents to access javascript urls.
-  if (url->SchemeIs("javascript"))
+  if (url->SchemeIs(chrome::kJavaScriptScheme))
     return true;
   return WebContents::SupportsURL(url);
 }
 
 
 // static
 std::string BrowserAboutHandler::AboutVersion() {
   // Strings used in the JsTemplate file.
   DictionaryValue localized_strings;
   localized_strings.SetString(L"title",
@@ skipping 365 matching lines @@
 
   AboutSource* about_source = static_cast<AboutSource*>(source_);
   about_source->FinishDataRequest(template_html, request_id_);
 }
 
 // static
 void BrowserAboutHandler::AboutMemory(AboutSource* source, int request_id) {
   // The AboutMemoryHandler cleans itself up.
   new AboutMemoryHandler(source, request_id);
 }