[HBD] Blanket BLOCK on all non-HTTP(s) and non-FILE URLs for Flash.

content/common/frame_messages.h

 // Copyright 2013 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 interacting with frames.
 // Multiply-included message file, hence no include guard.
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 1151 matching lines @@
                             url::Origin /* main_frame_origin */,
                             std::vector<content::WebPluginInfo> /* plugins */)
 
 // Return information about a plugin for the given URL and MIME
 // type. If there is no matching plugin, |found| is false.
 // |actual_mime_type| is the actual mime type supported by the
 // found plugin.
 IPC_SYNC_MESSAGE_CONTROL4_3(FrameHostMsg_GetPluginInfo,
                             int /* render_frame_id */,
                             GURL /* url */,
-                            GURL /* page_url */,
+                            url::Origin /* main_frame_origin */,
                             std::string /* mime_type */,
                             bool /* found */,
                             content::WebPluginInfo /* plugin info */,
                             std::string /* actual_mime_type */)
 
 // A renderer sends this to the browser process when it wants to temporarily
 // whitelist an origin's plugin content as essential. This temporary whitelist
 // is specific to a top level frame, and is cleared when the whitelisting
 // RenderFrame is destroyed.
 IPC_MESSAGE_ROUTED1(FrameHostMsg_PluginContentOriginAllowed,
@@ skipping 318 matching lines @@
 // nearest find result in the sending frame.
 IPC_MESSAGE_ROUTED2(FrameHostMsg_GetNearestFindResult_Reply,
                     int /* nfr_request_id */,
                     float /* distance */)
 #endif
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent FrameMsg, then ifdefs for platform specific FrameMsg, then
 // platform independent FrameHostMsg, then ifdefs for platform specific
 // FrameHostMsg.