Add an IPC channel between the NaCl loader process and the renderer.

content/public/renderer/render_view.h

Index: content/public/renderer/render_view.h
===================================================================
--- content/public/renderer/render_view.h	(revision 136022)
+++ content/public/renderer/render_view.h	(working copy)
@@ -5,7 +5,11 @@
 #ifndef CONTENT_PUBLIC_RENDERER_RENDER_VIEW_H_
 #define CONTENT_PUBLIC_RENDERER_RENDER_VIEW_H_
 
+#include <string>
+
 #include "base/basictypes.h"
+#include "base/file_path.h"
+#include "base/process.h"
 #include "content/common/content_export.h"
 #include "ipc/ipc_message.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNavigationPolicy.h"
@@ -25,6 +29,10 @@
 struct WebPluginParams;
 }
 
+namespace IPC {
+struct ChannelHandle;
+}
+
 namespace gfx {
 class Size;
 }
@@ -128,6 +136,13 @@
       WebKit::WebFrame* frame,
       const WebKit::WebURLRequest& request,
       WebKit::WebNavigationPolicy policy) = 0;
+
+  // Creates the renderer side of an out-of-process Pepper plugin's IPC proxy.
+  virtual bool CreatePepperHostDispatcher(
+      const FilePath& plugin_path,
+      int plugin_child_id,
+      base::ProcessHandle plugin_process_handle,
+      const IPC::ChannelHandle& channel_handle) = 0;
 };
 
 }  // namespace content