Add a content API to connect a Native Client module to an out-of-process PPAPI proxy.

content/renderer/pepper/pepper_plugin_delegate_impl.h

Index: content/renderer/pepper/pepper_plugin_delegate_impl.h
===================================================================
--- content/renderer/pepper/pepper_plugin_delegate_impl.h	(revision 162107)
+++ content/renderer/pepper/pepper_plugin_delegate_impl.h	(working copy)
@@ -45,6 +45,7 @@
 namespace ppapi {
 class PepperFilePath;
 class PPB_X509Certificate_Fields;
+class PpapiPermissions;
 }
 
 namespace ui {
@@ -98,6 +99,15 @@
       const webkit::WebPluginInfo& webplugin_info,
       bool* pepper_plugin_was_registered);
 
+  // Sets up the renderer host and out-of-process proxy for an external plugin
+  // module. Returns the renderer host, or NULL if it couldn't be created.
+  RendererPpapiHost* CreateExternalPluginModule(
+      scoped_refptr<webkit::ppapi::PluginModule> plugin_module,
+      const FilePath& file_path,
+      ppapi::PpapiPermissions permissions,
+      const IPC::ChannelHandle& channel_handle,
+      int child_process_id);
+
   // Creates a browser plugin instance given the process handle, and channel
   // handle to access the guest renderer.
   // If the plugin fails to initialize then return NULL.