Implement the skeleton of an android content shell.

content/shell/shell_browser_main_parts_android.h

Index: content/shell/shell_browser_main_parts_android.h
diff --git a/content/shell/shell_browser_main_parts_android.h b/content/shell/shell_browser_main_parts_android.h
new file mode 100644
index 0000000000000000000000000000000000000000..ba2e1b93c76e63e77002ef042c8bea0e012fc342
--- /dev/null
+++ b/content/shell/shell_browser_main_parts_android.h
@@ -0,0 +1,32 @@
+// 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.
+
+#ifndef CONTENT_SHELL_SHELL_BROWSER_MAIN_PARTS_ANDROID_H_
+#define CONTENT_SHELL_SHELL_BROWSER_MAIN_PARTS_ANDROID_H_
+
+#include "base/message_loop.h"
+#include "content/shell/shell_browser_main_parts.h"
+
+namespace content {
+
+class ShellBrowserMainPartsAndroid : public ShellBrowserMainParts {
+ public:
+  explicit ShellBrowserMainPartsAndroid(
+      const content::MainFunctionParams& parameters);
+  virtual ~ShellBrowserMainPartsAndroid();
+
+  // content::BrowserMainParts overrides.
+  virtual void PreEarlyInitialization() OVERRIDE;
+  virtual MessageLoop* GetMainMessageLoop() OVERRIDE;
+  virtual void PostMainMessageLoopStart() OVERRIDE;
+
+ private:
+  scoped_ptr<MessageLoop> main_message_loop_;
+
+  DISALLOW_COPY_AND_ASSIGN(ShellBrowserMainPartsAndroid);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_SHELL_SHELL_BROWSER_MAIN_PARTS_ANDROID_H_