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

chrome/browser/extensions/api/web_navigation/frame_navigation_state.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/browser/extensions/api/web_navigation/frame_navigation_state.h"
 
 #include "base/logging.h"
 #include "chrome/common/url_constants.h"
 #include "extensions/common/constants.h"
 
@@ skipping 63 matching lines @@
   }
   return IsValidUrl(frame_state->second.url);
 }
 
 bool FrameNavigationState::IsValidUrl(const GURL& url) const {
   for (unsigned i = 0; i < arraysize(kValidSchemes); ++i) {
     if (url.scheme() == kValidSchemes[i])
       return true;
   }
   // Allow about:blank and about:srcdoc.
-  if (url.spec() == content::kAboutBlankURL ||
+  if (url.spec() == url::kAboutBlankURL ||
       url.spec() == content::kAboutSrcDocURL) {
     return true;
   }
   if (allow_extension_scheme_ && url.scheme() == extensions::kExtensionScheme)
     return true;
   return false;
 }
 
 void FrameNavigationState::TrackFrame(FrameID frame_id,
                                       FrameID parent_frame_id,
                                       const GURL& url,
                                       bool is_main_frame,
                                       bool is_error_page,
                                       bool is_iframe_srcdoc) {
   FrameState& frame_state = frame_state_map_[frame_id];
   frame_state.error_occurred = is_error_page;
   frame_state.url = url;
   frame_state.is_main_frame = is_main_frame;
   frame_state.is_iframe_srcdoc = is_iframe_srcdoc;
-  DCHECK(!is_iframe_srcdoc || url == GURL(content::kAboutBlankURL));
+  DCHECK(!is_iframe_srcdoc || url == GURL(url::kAboutBlankURL));
   frame_state.is_navigating = true;
   frame_state.is_committed = false;
   frame_state.is_server_redirected = false;
   frame_state.is_parsing = true;
   if (!is_main_frame) {
     frame_state.parent_frame_num = parent_frame_id.frame_num;
   } else {
     DCHECK(parent_frame_id.frame_num == -1);
     frame_state.parent_frame_num = -1;
   }
@@ skipping 147 matching lines @@
 }
 
 bool FrameNavigationState::GetIsServerRedirected(FrameID frame_id) const {
   FrameIdToStateMap::const_iterator frame_state =
       frame_state_map_.find(frame_id);
   return (frame_state != frame_state_map_.end() &&
           frame_state->second.is_server_redirected);
 }
 
 }  // namespace extensions