Mojo: more idiomatic C++ bindings

content/browser/mojo/mojo_application_host.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_MOJO_MOJO_APPLICATION_HOST_H_
 #define CONTENT_BROWSER_MOJO_MOJO_APPLICATION_HOST_H_
 
 #include "base/process/process_handle.h"
 #include "mojo/common/channel_init.h"
 #include "mojo/embedder/scoped_platform_handle.h"
@@ skipping 29 matching lines @@
   }
 
  private:
   class ShellImpl : public mojo::InterfaceImpl<mojo::Shell> {
    public:
     virtual void OnConnectionError() OVERRIDE {
       // TODO(darin): How should we handle this error?
     }
 
     // mojo::Shell methods:
-    virtual void Connect(const mojo::String& url,
+    virtual void Connect(mojo::String url,
                          mojo::ScopedMessagePipeHandle handle) OVERRIDE;
   };
 
   mojo::common::ChannelInit channel_init_;
   mojo::embedder::ScopedPlatformHandle client_handle_;
 
   scoped_ptr<ShellImpl> shell_;
 
   bool did_activate_;
 
   DISALLOW_COPY_AND_ASSIGN(MojoApplicationHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_MOJO_MOJO_APPLICATION_HOST_H_