app_list: Split app_list_controller.* into two smaller parts.

chrome/browser/ui/app_list/app_list_util.h

Index: chrome/browser/ui/app_list/app_list_util.h
diff --git a/chrome/browser/ui/app_list/app_list_util.h b/chrome/browser/ui/app_list/app_list_util.h
new file mode 100644
index 0000000000000000000000000000000000000000..82e3bac1894d534bbcb967183745784153dfd423
--- /dev/null
+++ b/chrome/browser/ui/app_list/app_list_util.h
@@ -0,0 +1,18 @@
+// Copyright 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 CHROME_BROWSER_UI_APP_LIST_APP_LIST_UTIL_H_
+#define CHROME_BROWSER_UI_APP_LIST_APP_LIST_UTIL_H_
+
+namespace chrome {
+
+// Do any once off initialization needed for the app list.
+void InitAppList();
+
+// Show the app list.
+void ShowAppList();
+
+}  // namespace chrome
+
+#endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_UTIL_H_