Implementation of URLLoader using PluginResource/ResourceHost.

content/public/renderer/renderer_ppapi_host.h

Index: content/public/renderer/renderer_ppapi_host.h
diff --git a/content/public/renderer/renderer_ppapi_host.h b/content/public/renderer/renderer_ppapi_host.h
index e5eaa4bbc75eef3d0e39f365a93fe092d829c770..4d81c50b7e80168bed5f16e0ca86e8517abeeda0 100644
--- a/content/public/renderer/renderer_ppapi_host.h
+++ b/content/public/renderer/renderer_ppapi_host.h
@@ -94,6 +94,10 @@ class RendererPpapiHost {
   virtual WebKit::WebPluginContainer* GetContainerForInstance(
       PP_Instance instance) const = 0;
 
+  // Returns the PID of the child process containing the plugin. If running
+  // in-process, this returns base::kNullProcessId.
+  virtual base::ProcessId GetPluginPID() const = 0;
+
   // Returns the PlatformGraphics2D for the given plugin resource, or NULL if
   // the resource is invalid.
   virtual webkit::ppapi::PluginDelegate::PlatformGraphics2D*