Draggable region support for frameless app window on Windows.

chrome/renderer/extensions/extension_helper.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/renderer/extensions/extension_helper.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/json/json_string_value_serializer.h"
@@ skipping 238 matching lines @@
   if (i != g_schedulers.Get().end())
     i->second->DidCreateDocumentElement();
 }
 
 void ExtensionHelper::DidStartProvisionalLoad(WebKit::WebFrame* frame) {
   SchedulerMap::iterator i = g_schedulers.Get().find(frame);
   if (i != g_schedulers.Get().end())
     i->second->DidStartProvisionalLoad();
 }
 
+void ExtensionHelper::DraggableRegionsChanged(WebKit::WebFrame* frame) {
+  WebKit::WebVector<WebKit::WebDraggableRegion> webregions =
+      frame->document().draggableRegions();
+  std::vector<extensions::DraggableRegion> regions;
+  for (size_t i = 0; i < webregions.size(); ++i) {
+    extensions::DraggableRegion region;
+    region.label = UTF16ToASCII(webregions[i].label);
+    region.bounds = webregions[i].bounds;
+    region.clip = webregions[i].clip;
+    regions.push_back(region);
+  }
+  Send(new ExtensionHostMsg_UpdateDraggableRegions(routing_id(), regions));
+}
+
 void ExtensionHelper::FrameDetached(WebFrame* frame) {
   // This could be called before DidCreateDataSource, in which case the frame
   // won't be in the map.
   SchedulerMap::iterator i = g_schedulers.Get().find(frame);
   if (i == g_schedulers.Get().end())
     return;
 
   delete i->second;
   g_schedulers.Get().erase(i);
 }
@@ skipping 241 matching lines @@
         target_level = WebConsoleMessage::LevelWarning;
         break;
       case content::CONSOLE_MESSAGE_LEVEL_ERROR:
         target_level = WebConsoleMessage::LevelError;
         break;
     }
     render_view()->GetWebView()->mainFrame()->addMessageToConsole(
         WebConsoleMessage(target_level, message));
   }
 }