Add PluginServiceFilter interface.

content/common/view_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 page rendering.
 // Multiply-included message file, hence no include guard.
 
 #include "base/process.h"
 #include "base/shared_memory.h"
 #include "content/common/common_param_traits.h"
@@ skipping 1520 matching lines @@
                             GURL /* policy_url */,
                             std::string /* mime_type */,
                             bool /* found */,
                             webkit::npapi::WebPluginInfo /* plugin info */,
                             std::string /* actual_mime_type */)
 
 // A renderer sends this to the browser process when it wants to
 // create a plugin.  The browser will create the plugin process if
 // necessary, and will return a handle to the channel on success.
 // On error an empty string is returned.
-IPC_SYNC_MESSAGE_CONTROL3_2(ViewHostMsg_OpenChannelToPlugin,
+IPC_SYNC_MESSAGE_CONTROL4_2(ViewHostMsg_OpenChannelToPlugin,
                             int /* routing_id */,
                             GURL /* url */,
+                            GURL /* policy_url */,

[jam, 2011/08/01 03:25:44]

policy_url is a chrome concept, so it doesn't belong in content. since i see
this is coming from WebPluginDelegateProxy::page_url_, just keep it called that
instead

[Bernhard Bauer, 2011/08/01 16:06:12]

Done.

                             std::string /* mime_type */,
                             IPC::ChannelHandle /* channel_handle */,
                             webkit::npapi::WebPluginInfo /* info */)
 
 // A renderer sends this to the browser process when it wants to create a
 // worker.  The browser will create the worker process if necessary, and
 // will return the route id on success.  On error returns MSG_ROUTING_NONE.
 IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_CreateWorker,
                             ViewHostMsg_CreateWorker_Params,
                             int /* route_id */)
@@ skipping 442 matching lines @@
 
 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendCurrentPageAllSavableResourceLinks,
                     std::vector<GURL> /* all savable resource links */,
                     std::vector<GURL> /* all referrers of resource links */,
                     std::vector<GURL> /* all frame links */)
 
 IPC_MESSAGE_ROUTED3(ViewHostMsg_SendSerializedHtmlData,
                     GURL /* frame's url */,
                     std::string /* data buffer */,
                     int32 /* complete status */)