Cleanup: Remove unneeded android extensions code in chrome/browser/ui.

chrome/browser/ui/android/extensions/extension_install_dialog_android.cc

Index: chrome/browser/ui/android/extensions/extension_install_dialog_android.cc
diff --git a/chrome/browser/ui/android/extensions/extension_install_dialog_android.cc b/chrome/browser/ui/android/extensions/extension_install_dialog_android.cc
deleted file mode 100644
index e790932be6938f64f72287b36366b1544d09dfc5..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/android/extensions/extension_install_dialog_android.cc
+++ /dev/null
@@ -1,23 +0,0 @@
-// 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 "base/bind.h"
-#include "chrome/browser/extensions/extension_install_prompt.h"
-
-namespace {
-
-void ShowExtensionInstallDialogImpl(
-    const ExtensionInstallPrompt::ShowParams& show_params,
-    ExtensionInstallPrompt::Delegate* delegate,
-    scoped_refptr<ExtensionInstallPrompt::Prompt> prompt) {
-  NOTIMPLEMENTED();
-}
-
-}  // namespace
-
-// static
-ExtensionInstallPrompt::ShowDialogCallback
-ExtensionInstallPrompt::GetDefaultShowDialogCallback() {
-  return base::Bind(&ShowExtensionInstallDialogImpl);
-}