Move about://-related constants from //content to //url

chrome/test/ppapi/ppapi_browsertest.cc

 // Copyright (c) 2012 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/test/ppapi/ppapi_test.h"
 
 #include "base/test/test_timeouts.h"
 #include "build/build_config.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 1104 matching lines @@
 
   GURL url = GetTestFileUrl("View_PageHideShow");
   ui_test_utils::NavigateToURL(browser(), url);
 
   ASSERT_TRUE(observer.Run()) << handler.error_message();
   EXPECT_STREQ("TestPageHideShow:Created", handler.message().c_str());
   observer.Reset();
 
   // Make a new tab to cause the original one to hide, this should trigger the
   // next phase of the test.
-  chrome::NavigateParams params(browser(), GURL(content::kAboutBlankURL),
+  chrome::NavigateParams params(browser(), GURL(url::kAboutBlankURL),
                                 content::PAGE_TRANSITION_LINK);
   params.disposition = NEW_FOREGROUND_TAB;
   ui_test_utils::NavigateToURL(&params);
 
   // Wait until the test acks that it got hidden.
   ASSERT_TRUE(observer.Run()) << handler.error_message();
   EXPECT_STREQ("TestPageHideShow:Hidden", handler.message().c_str());
   observer.Reset();
 
   // Switch back to the test tab.
@@ skipping 126 matching lines @@
           LIST_TEST(FlashDRM_GetHmonitor)
           LIST_TEST(FlashDRM_GetVoucherFile));
 }
 
 TEST_PPAPI_IN_PROCESS(TalkPrivate)
 TEST_PPAPI_OUT_OF_PROCESS(TalkPrivate)
 
 #if defined(OS_CHROMEOS)
 TEST_PPAPI_OUT_OF_PROCESS(OutputProtectionPrivate)
 #endif