Fixed drag and drop into and out of Browser Plugin.

content/renderer/browser_plugin/browser_plugin.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 "content/renderer/browser_plugin/browser_plugin.h"
 
 #include "base/command_line.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/message_loop.h"
 #include "base/string_number_conversions.h"
@@ skipping 1475 matching lines @@
   if (guest_crashed_ || !HasGuest())
     return false;
   browser_plugin_manager()->Send(
       new BrowserPluginHostMsg_DragStatusUpdate(
         render_view_routing_id_,
         instance_id_,
         drag_status,
         WebDropData(drag_data),
         mask,
         position));
-  return false;
+  return true;
 }
 
 void BrowserPlugin::didReceiveResponse(
     const WebKit::WebURLResponse& response) {
 }
 
 void BrowserPlugin::didReceiveData(const char* data, int data_length) {
 }
 
 void BrowserPlugin::didFinishLoading() {
@@ skipping 29 matching lines @@
     const WebKit::WebMouseEvent& event) {
   browser_plugin_manager()->Send(
       new BrowserPluginHostMsg_HandleInputEvent(render_view_routing_id_,
                                                 instance_id_,
                                                 plugin_rect_,
                                                 &event));
   return true;
 }
 
 }  // namespace content