Add Pepper VideoReader and VideoWriter plumbing

content/renderer/pepper/content_renderer_pepper_host_factory.cc

Index: content/renderer/pepper/content_renderer_pepper_host_factory.cc
diff --git a/content/renderer/pepper/content_renderer_pepper_host_factory.cc b/content/renderer/pepper/content_renderer_pepper_host_factory.cc
index 86ea50c380cc8ddc694022295ed05f5ef0a6475d..cf6b428208e01351c2558a66f113e3aed9374d74 100644
--- a/content/renderer/pepper/content_renderer_pepper_host_factory.cc
+++ b/content/renderer/pepper/content_renderer_pepper_host_factory.cc
@@ -14,6 +14,8 @@
 #include "content/renderer/pepper/pepper_graphics_2d_host.h"
 #include "content/renderer/pepper/pepper_truetype_font_host.h"
 #include "content/renderer/pepper/pepper_video_capture_host.h"
+#include "content/renderer/pepper/pepper_video_destination_host.h"
+#include "content/renderer/pepper/pepper_video_source_host.h"
 #include "content/renderer/pepper/pepper_websocket_host.h"
 #include "content/renderer/pepper/renderer_ppapi_host_impl.h"
 #include "ppapi/host/resource_host.h"
@@ -117,6 +119,18 @@ scoped_ptr<ResourceHost> ContentRendererPepperHostFactory::CreateResourceHost(
     }
   }
 
+  // Private interfaces.
+  if (GetPermissions().HasPermission(ppapi::PERMISSION_PRIVATE)) {
+    switch (message.type()) {
+      case PpapiHostMsg_VideoDestination_Create::ID:
+        return scoped_ptr<ResourceHost>(new PepperVideoDestinationHost(
+            host_, instance, params.pp_resource()));
+      case PpapiHostMsg_VideoSource_Create::ID:
+        return scoped_ptr<ResourceHost>(new PepperVideoSourceHost(
+            host_, instance, params.pp_resource()));
+    }
+  }
+
   return scoped_ptr<ResourceHost>();
 }