Migrate RenderProcessHost, ChildThread to InterfaceRegistry/Provider

content/public/renderer/content_renderer_client.h

Index: content/public/renderer/content_renderer_client.h
diff --git a/content/public/renderer/content_renderer_client.h b/content/public/renderer/content_renderer_client.h
index 9d9785183af35374fd715068346d79035b56020b..9ad5aef7eacd5e0befb7bb48aa122e563e3ea9c8 100644
--- a/content/public/renderer/content_renderer_client.h
+++ b/content/public/renderer/content_renderer_client.h
@@ -355,9 +355,9 @@ class CONTENT_EXPORT ContentRendererClient {
   virtual void DidInitializeWorkerContextOnWorkerThread(
       v8::Local<v8::Context> context) {}
 
-  // Adds interface factories to the process-wide shell::InterfaceRegistry the
-  // browser is connected to.
-  virtual void RegisterProcessMojoInterfaces(
+  // Allows the client to expose interfaces from the renderer process to the
+  // browser process via |registry|.
+  virtual void ExposeInterfacesToBrowser(
       shell::InterfaceRegistry* interface_registry) {}
 };