Pepper: specify the security origin when enumerating media devices.

content/renderer/pepper/pepper_video_capture_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/renderer/pepper/pepper_video_capture_host.h"
 
 #include "content/renderer/pepper/host_globals.h"
 #include "content/renderer/pepper/pepper_media_device_manager.h"
 #include "content/renderer/pepper/pepper_platform_video_capture.h"
 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
 #include "content/renderer/pepper/renderer_ppapi_host_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "ppapi/host/dispatch_host_message.h"
 #include "ppapi/host/ppapi_host.h"
 #include "ppapi/proxy/host_dispatcher.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/shared_impl/host_resource.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_buffer_api.h"
-#include "third_party/WebKit/public/web/WebDocument.h"
-#include "third_party/WebKit/public/web/WebElement.h"
-#include "third_party/WebKit/public/web/WebPluginContainer.h"
 
 using ppapi::HostResource;
 using ppapi::TrackedCallback;
 using ppapi::thunk::EnterResourceNoLock;
 using ppapi::thunk::PPB_Buffer_API;
 
 namespace {
 
 // Maximum number of buffers to actually allocate.
 const uint32_t kMaxBuffers = 20;
 
 }  // namespace
 
 namespace content {
 
 PepperVideoCaptureHost::PepperVideoCaptureHost(RendererPpapiHostImpl* host,
                                                PP_Instance instance,
                                                PP_Resource resource)
     : ResourceHost(host->GetPpapiHost(), instance, resource),
       renderer_ppapi_host_(host),
       buffer_count_hint_(0),
       status_(PP_VIDEO_CAPTURE_STATUS_STOPPED),
       enumeration_helper_(
           this,
           PepperMediaDeviceManager::GetForRenderView(
               host->GetRenderViewForInstance(pp_instance())),
-          PP_DEVICETYPE_DEV_VIDEOCAPTURE) {
+          PP_DEVICETYPE_DEV_VIDEOCAPTURE,
+          host->GetDocumentURL(instance)) {
 }
 
 PepperVideoCaptureHost::~PepperVideoCaptureHost() {
   Close();
 }
 
 bool PepperVideoCaptureHost::Init() {
   return !!renderer_ppapi_host_->GetPluginInstance(pp_instance());
 }
 
@@ skipping 208 matching lines @@
 int32_t PepperVideoCaptureHost::OnOpen(
     ppapi::host::HostMessageContext* context,
     const std::string& device_id,
     const PP_VideoCaptureDeviceInfo_Dev& requested_info,
     uint32_t buffer_count) {
   if (platform_video_capture_.get())
     return PP_ERROR_FAILED;
 
   SetRequestedInfo(requested_info, buffer_count);
 
-  PepperPluginInstance* instance =
-      renderer_ppapi_host_->GetPluginInstance(pp_instance());
-  if (!instance)
+  GURL document_url = renderer_ppapi_host_->GetDocumentURL(pp_instance());
+  if (!document_url.is_valid())
     return PP_ERROR_FAILED;
 
   RenderViewImpl* render_view = static_cast<RenderViewImpl*>(
       renderer_ppapi_host_->GetRenderViewForInstance(pp_instance()));
 
   platform_video_capture_ = new PepperPlatformVideoCapture(
       render_view->AsWeakPtr(), device_id,
-      instance->GetContainer()->element().document().url(), this);
+      document_url, this);
 
   open_reply_context_ = context->MakeReplyMessageContext();
 
   return PP_OK_COMPLETIONPENDING;
 }
 
 int32_t PepperVideoCaptureHost::OnStartCapture(
     ppapi::host::HostMessageContext* context) {
   if (!SetStatus(PP_VIDEO_CAPTURE_STATUS_STARTING, false) ||
       !platform_video_capture_.get())
@@ skipping 133 matching lines @@
 PepperVideoCaptureHost::BufferInfo::BufferInfo()
     : in_use(false),
       data(NULL),
       buffer() {
 }
 
 PepperVideoCaptureHost::BufferInfo::~BufferInfo() {
 }
 
 }  // namespace content