Insert default stylesheet for platform apps.

chrome/common/extensions/extension_messages.h

 // Copyright (c) 2011 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.
 
 // IPC messages for extensions.
 // Multiply-included message file, hence no include guard.
 
 #include "base/shared_memory.h"
 #include "base/values.h"
 #include "chrome/common/extensions/extension.h"
@@ skipping 81 matching lines @@
   explicit ExtensionMsg_Loaded_Params(const Extension* extension);
 
   // A copy constructor is needed because this structure can end up getting
   // copied inside the IPC machinery on gcc <= 4.2.
   ExtensionMsg_Loaded_Params(const ExtensionMsg_Loaded_Params& other);
 
   // Creates a new extension from the data in this object.
   scoped_refptr<Extension> ConvertToExtension() const;
 
   // The subset of the extension manifest data we send to renderers.
-  scoped_ptr<DictionaryValue> manifest;
+  linked_ptr<DictionaryValue> manifest;
 
   // The location the extension was installed from.
   Extension::Location location;
 
   // The path the extension was loaded from. This is used in the renderer only
   // to generate the extension ID for extensions that are loaded unpacked.
   FilePath path;
 
   // The extension's current active permissions.
   ExtensionAPIPermissionSet apis;
@@ skipping 74 matching lines @@
 // Marks an extension as 'active' in an extension process. 'Active' extensions
 // have more privileges than other extension content that might end up running
 // in the process (e.g. because of iframes or content scripts).
 IPC_MESSAGE_CONTROL1(ExtensionMsg_ActivateExtension,
                      std::string /* extension_id */)
 
 // Marks an application as 'active' in a process.
 IPC_MESSAGE_CONTROL1(ExtensionMsg_ActivateApplication,
                      std::string /* extension_id */)
 
-// Notifies the renderer that an extension was loaded in the browser.
+// Notifies the renderer that extensions were loaded in the browser.
 IPC_MESSAGE_CONTROL1(ExtensionMsg_Loaded,
-                     ExtensionMsg_Loaded_Params)
+                     std::vector<ExtensionMsg_Loaded_Params>)
 
 // Notifies the renderer that an extension was unloaded in the browser.
 IPC_MESSAGE_CONTROL1(ExtensionMsg_Unloaded,
                      std::string)
 
 // Updates the scripting whitelist for extensions in the render process. This is
 // only used for testing.
 IPC_MESSAGE_CONTROL1(ExtensionMsg_SetScriptingWhitelist,
                      Extension::ScriptingWhitelist /* extenison ids */)
 
@@ skipping 141 matching lines @@
 // Response to the renderer for the above message.
 IPC_MESSAGE_ROUTED3(ExtensionMsg_GetAppNotifyChannelResponse,
                     std::string /* channel_id */,
                     std::string /* error */,
                     int32 /* callback_id */)
 
 // Deliver a message sent with ExtensionHostMsg_PostMessage.
 IPC_MESSAGE_ROUTED2(ExtensionMsg_DeliverMessage,
                     int /* target_port_id */,
                     std::string /* message */)