Eliminate MojoApplicationHost

services/shell/public/cpp/interface_provider.h

Index: services/shell/public/cpp/interface_provider.h
diff --git a/services/shell/public/cpp/interface_provider.h b/services/shell/public/cpp/interface_provider.h
index ccbfbb060fd3502ba5b626a3c19ba35f415b56d0..fe6930e3f825d8a262ca4b4ed20cb13795958c95 100644
--- a/services/shell/public/cpp/interface_provider.h
+++ b/services/shell/public/cpp/interface_provider.h
@@ -38,9 +38,11 @@ class InterfaceProvider {
     DISALLOW_COPY_AND_ASSIGN(TestApi);
   };
 
-  explicit InterfaceProvider(mojom::InterfaceProviderPtr interface_provider);
+  InterfaceProvider();
   ~InterfaceProvider();
 
+  void Bind(mojom::InterfaceProviderPtr interface_provider);
+
   // Returns a raw pointer to the remote InterfaceProvider.
   mojom::InterfaceProvider* get() { return interface_provider_.get(); }
 
@@ -79,6 +81,7 @@ class InterfaceProvider {
   BinderMap binders_;
 
   mojom::InterfaceProviderPtr interface_provider_;
+  mojom::InterfaceProviderRequest pending_request_;
 
   base::WeakPtrFactory<InterfaceProvider> weak_factory_;