[Cross-Site Isolation] Migrate entire MediaStream verticals to be per-RenderFrame.

content/browser/renderer_host/media/media_stream_dispatcher_host.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/browser/renderer_host/media/media_stream_dispatcher_host.h"
 
 #include "content/browser/browser_main_loop.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/common/media/media_stream_messages.h"
 #include "content/common/media/media_stream_options.h"
 #include "content/public/browser/render_process_host.h"
 #include "url/gurl.h"
 
 namespace content {
 
 MediaStreamDispatcherHost::MediaStreamDispatcherHost(
     int render_process_id,
     const ResourceContext::SaltCallback& salt_callback,
     MediaStreamManager* media_stream_manager,
     ResourceContext* resource_context)
     : BrowserMessageFilter(MediaStreamMsgStart),
       render_process_id_(render_process_id),
       salt_callback_(salt_callback),
       media_stream_manager_(media_stream_manager),
       resource_context_(resource_context) {
 }
 
 void MediaStreamDispatcherHost::StreamGenerated(
-    int render_view_id,
+    int render_frame_id,
     int page_request_id,
     const std::string& label,
     const StreamDeviceInfoArray& audio_devices,
     const StreamDeviceInfoArray& video_devices) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   DVLOG(1) << "MediaStreamDispatcherHost::StreamGenerated("
            << ", {label = " << label <<  "})";
 
   Send(new MediaStreamMsg_StreamGenerated(
-      render_view_id, page_request_id, label, audio_devices,
-      video_devices));
+      render_frame_id, page_request_id, label, audio_devices, video_devices));
 }
 
 void MediaStreamDispatcherHost::StreamGenerationFailed(
-    int render_view_id,
+    int render_frame_id,
     int page_request_id,
     content::MediaStreamRequestResult result) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   DVLOG(1) << "MediaStreamDispatcherHost::StreamGenerationFailed("
            << ", {page_request_id = " << page_request_id <<  "}"
            << ", { result= " << result << "})";
 
 
-  Send(new MediaStreamMsg_StreamGenerationFailed(render_view_id,
+  Send(new MediaStreamMsg_StreamGenerationFailed(render_frame_id,
                                                  page_request_id,
                                                  result));
 }
 
-void MediaStreamDispatcherHost::DeviceStopped(int render_view_id,
+void MediaStreamDispatcherHost::DeviceStopped(int render_frame_id,
                                               const std::string& label,
                                               const StreamDeviceInfo& device) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   DVLOG(1) << "MediaStreamDispatcherHost::DeviceStopped("
            << "{label = " << label << "}, "
            << "{type = " << device.device.type << "}, "
            << "{device_id = " << device.device.id << "})";
 
-  Send(new MediaStreamMsg_DeviceStopped(render_view_id, label, device));
+  Send(new MediaStreamMsg_DeviceStopped(render_frame_id, label, device));
 }
 
 void MediaStreamDispatcherHost::DevicesEnumerated(
-    int render_view_id,
+    int render_frame_id,
     int page_request_id,
     const std::string& label,
     const StreamDeviceInfoArray& devices) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   DVLOG(1) << "MediaStreamDispatcherHost::DevicesEnumerated("
            << ", {page_request_id = " << page_request_id <<  "})";
 
-  Send(new MediaStreamMsg_DevicesEnumerated(render_view_id, page_request_id,
+  Send(new MediaStreamMsg_DevicesEnumerated(render_frame_id, page_request_id,
                                             devices));
 }
 
 void MediaStreamDispatcherHost::DeviceOpened(
-    int render_view_id,
+    int render_frame_id,
     int page_request_id,
     const std::string& label,
     const StreamDeviceInfo& video_device) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   DVLOG(1) << "MediaStreamDispatcherHost::DeviceOpened("
            << ", {page_request_id = " << page_request_id <<  "})";
 
   Send(new MediaStreamMsg_DeviceOpened(
-      render_view_id, page_request_id, label, video_device));
+      render_frame_id, page_request_id, label, video_device));
 }
 
 bool MediaStreamDispatcherHost::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(MediaStreamDispatcherHost, message)
     IPC_MESSAGE_HANDLER(MediaStreamHostMsg_GenerateStream, OnGenerateStream)
     IPC_MESSAGE_HANDLER(MediaStreamHostMsg_CancelGenerateStream,
                         OnCancelGenerateStream)
     IPC_MESSAGE_HANDLER(MediaStreamHostMsg_StopStreamDevice,
                         OnStopStreamDevice)
@@ skipping 14 matching lines @@
   DVLOG(1) << "MediaStreamDispatcherHost::OnChannelClosing";
 
   // Since the IPC sender is gone, close all requesting/requested streams.
   media_stream_manager_->CancelAllRequests(render_process_id_);
 }
 
 MediaStreamDispatcherHost::~MediaStreamDispatcherHost() {
 }
 
 void MediaStreamDispatcherHost::OnGenerateStream(
-    int render_view_id,
+    int render_frame_id,
     int page_request_id,
     const StreamOptions& components,
     const GURL& security_origin,
     bool user_gesture) {
   DVLOG(1) << "MediaStreamDispatcherHost::OnGenerateStream("
-           << render_view_id << ", "
+           << render_frame_id << ", "
            << page_request_id << ", ["
            << " audio:" << components.audio_requested
            << " video:" << components.video_requested
            << " ], "
            << security_origin.spec()
            << ", " << user_gesture << ")";
 
   if (!IsURLAllowed(security_origin))
     return;
 
   media_stream_manager_->GenerateStream(
-      this, render_process_id_, render_view_id, salt_callback_,
+      this, render_process_id_, render_frame_id, salt_callback_,
       page_request_id, components, security_origin, user_gesture);
 }
 
-void MediaStreamDispatcherHost::OnCancelGenerateStream(int render_view_id,
+void MediaStreamDispatcherHost::OnCancelGenerateStream(int render_frame_id,
                                                        int page_request_id) {
   DVLOG(1) << "MediaStreamDispatcherHost::OnCancelGenerateStream("
-           << render_view_id << ", "
+           << render_frame_id << ", "
            << page_request_id << ")";
-  media_stream_manager_->CancelRequest(render_process_id_, render_view_id,
+  media_stream_manager_->CancelRequest(render_process_id_, render_frame_id,
                                        page_request_id);
 }
 
 void MediaStreamDispatcherHost::OnStopStreamDevice(
-    int render_view_id,
+    int render_frame_id,
     const std::string& device_id) {
   DVLOG(1) << "MediaStreamDispatcherHost::OnStopStreamDevice("
-           << render_view_id << ", "
+           << render_frame_id << ", "
            << device_id << ")";
-  media_stream_manager_->StopStreamDevice(render_process_id_, render_view_id,
+  media_stream_manager_->StopStreamDevice(render_process_id_, render_frame_id,
                                           device_id);
 }
 
 void MediaStreamDispatcherHost::OnEnumerateDevices(
-    int render_view_id,
+    int render_frame_id,
     int page_request_id,
     MediaStreamType type,
     const GURL& security_origin,
     bool hide_labels_if_no_access) {
   DVLOG(1) << "MediaStreamDispatcherHost::OnEnumerateDevices("
-           << render_view_id << ", "
+           << render_frame_id << ", "
            << page_request_id << ", "
            << type << ", "
            << security_origin.spec() << ")";
 
   if (!IsURLAllowed(security_origin))
     return;
 
   DCHECK(type == MEDIA_DEVICE_AUDIO_CAPTURE ||
          type == MEDIA_DEVICE_VIDEO_CAPTURE ||
          type == MEDIA_DEVICE_AUDIO_OUTPUT);
   bool have_permission = true;
   if (hide_labels_if_no_access) {
     bool audio_type = type == MEDIA_DEVICE_AUDIO_CAPTURE ||
                       type == MEDIA_DEVICE_AUDIO_OUTPUT;
     have_permission = audio_type ?
         resource_context_->AllowMicAccess(security_origin) :
         resource_context_->AllowCameraAccess(security_origin);
   }
 
   media_stream_manager_->EnumerateDevices(
-      this, render_process_id_, render_view_id, salt_callback_,
+      this, render_process_id_, render_frame_id, salt_callback_,
       page_request_id, type, security_origin, have_permission);
 }
 
 void MediaStreamDispatcherHost::OnCancelEnumerateDevices(
-    int render_view_id,
+    int render_frame_id,
     int page_request_id) {
   DVLOG(1) << "MediaStreamDispatcherHost::OnCancelEnumerateDevices("
-           << render_view_id << ", "
+           << render_frame_id << ", "
            << page_request_id << ")";
-  media_stream_manager_->CancelRequest(render_process_id_, render_view_id,
+  media_stream_manager_->CancelRequest(render_process_id_, render_frame_id,
                                        page_request_id);
 }
 
 void MediaStreamDispatcherHost::OnOpenDevice(
-    int render_view_id,
+    int render_frame_id,
     int page_request_id,
     const std::string& device_id,
     MediaStreamType type,
     const GURL& security_origin) {
   DVLOG(1) << "MediaStreamDispatcherHost::OnOpenDevice("
-           << render_view_id << ", "
+           << render_frame_id << ", "
            << page_request_id << ", device_id: "
            << device_id.c_str() << ", type: "
            << type << ", "
            << security_origin.spec() << ")";
 
   if (!IsURLAllowed(security_origin))
     return;
 
   media_stream_manager_->OpenDevice(
-      this, render_process_id_, render_view_id, salt_callback_,
+      this, render_process_id_, render_frame_id, salt_callback_,
       page_request_id, device_id, type, security_origin);
 }
 
 void MediaStreamDispatcherHost::OnCloseDevice(
-    int render_view_id,
+    int render_frame_id,
     const std::string& label) {
   DVLOG(1) << "MediaStreamDispatcherHost::OnCloseDevice("
-           << render_view_id << ", "
+           << render_frame_id << ", "
            << label << ")";
 
   media_stream_manager_->CancelRequest(label);
 }
 
 bool MediaStreamDispatcherHost::IsURLAllowed(const GURL& url) {
   if (!ChildProcessSecurityPolicyImpl::GetInstance()->CanRequestURL(
           render_process_id_, url)) {
     LOG(ERROR) << "MSDH: Renderer requested a URL it's not allowed to use.";
     return false;
   }
 
   return true;
 }
 
 }  // namespace content