[Android] Abandon bundling DevTools frontends for mobile apps

content/shell/shell_devtools_delegate.cc

 // Copyright (c) 2012 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.
 
 #include "content/shell/shell_devtools_delegate.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 41 matching lines @@
   }
   return new net::TCPListenSocketFactory("127.0.0.1", port);
 #endif
 }
 }  // namespace
 
 namespace content {
 
 ShellDevToolsDelegate::ShellDevToolsDelegate(BrowserContext* browser_context)
     : browser_context_(browser_context) {
+  // Note that Content Shell always used bundled DevTools frontend,
+  // even on Android, because the shell is used for running layout tests.
   devtools_http_handler_ =
       DevToolsHttpHandler::Start(CreateSocketFactory(), std::string(), this);
 }
 
 ShellDevToolsDelegate::~ShellDevToolsDelegate() {
 }
 
 void ShellDevToolsDelegate::Stop() {
   // The call below destroys this.
   devtools_http_handler_->Stop();
@@ skipping 36 matching lines @@
 }
 
 scoped_refptr<net::StreamListenSocket>
 ShellDevToolsDelegate::CreateSocketForTethering(
     net::StreamListenSocket::Delegate* delegate,
     std::string* name) {
   return NULL;
 }
 
 }  // namespace content