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

content/renderer/pepper/pepper_video_capture_host.cc

Index: content/renderer/pepper/pepper_video_capture_host.cc
diff --git a/content/renderer/pepper/pepper_video_capture_host.cc b/content/renderer/pepper/pepper_video_capture_host.cc
index 3981785b445770c0c2cf7ec662adf4796722c3e9..d28813b338e42678cc293958814258fa5d07a606 100644
--- a/content/renderer/pepper/pepper_video_capture_host.cc
+++ b/content/renderer/pepper/pepper_video_capture_host.cc
@@ -9,7 +9,7 @@
 #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 "content/renderer/render_frame_impl.h"
 #include "media/base/limits.h"
 #include "media/base/video_frame.h"
 #include "ppapi/host/dispatch_host_message.h"
@@ -42,8 +42,8 @@ PepperVideoCaptureHost::PepperVideoCaptureHost(RendererPpapiHostImpl* host,
       buffer_count_hint_(0),
       status_(PP_VIDEO_CAPTURE_STATUS_STOPPED),
       enumeration_helper_(this,
-                          PepperMediaDeviceManager::GetForRenderView(
-                              host->GetRenderViewForInstance(pp_instance())),
+                          PepperMediaDeviceManager::GetForRenderFrame(
+                              host->GetRenderFrameForInstance(pp_instance())),
                           PP_DEVICETYPE_DEV_VIDEOCAPTURE,
                           host->GetDocumentURL(instance)) {
 }
@@ -261,11 +261,12 @@ int32_t PepperVideoCaptureHost::OnOpen(
   if (!document_url.is_valid())
     return PP_ERROR_FAILED;
 
-  RenderViewImpl* render_view = static_cast<RenderViewImpl*>(
-      renderer_ppapi_host_->GetRenderViewForInstance(pp_instance()));
-
   platform_video_capture_.reset(new PepperPlatformVideoCapture(
-      render_view->AsWeakPtr(), device_id, document_url, this));
+      renderer_ppapi_host_->GetRenderFrameForInstance(pp_instance())->
+          GetRoutingID(),
+      device_id,
+      document_url,
+      this));
 
   open_reply_context_ = context->MakeReplyMessageContext();