Keep only base/extractor.[cc|h].

base/window_utils.h

-// Copyright 2004-2009 Google Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-// ========================================================================
-
-
-#ifndef OMAHA_BASE_WINDOW_UTILS_H_
-#define OMAHA_BASE_WINDOW_UTILS_H_
-
-#include <atlcoll.h>
-#include "base/basictypes.h"
-
-namespace omaha {
-
-// Flags for window requirements.
-const uint32 kWindowMustBeTopLevel  =  0x00000001;
-const uint32 kWindowMustHaveSysMenu =  0x00000002;
-const uint32 kWindowMustBeVisible   =  0x00000004;
-
-class WindowUtils {
- public:
-  // Finds all the primary windows owned by the given process. For the
-  // purposes of this function, primary windows are top-level, have a system
-  // menu, and are visible.
-  static bool FindProcessWindows(uint32 process_id,
-                                 uint32 window_flags,
-                                 CSimpleArray<HWND>* windows);
-
-  // Forces the window to the foreground.
-  static void MakeWindowForeground(HWND wnd);
-
-  // Returns true if the window is the "main window" of a process:
-  // if it's Visible, and Top Level
-  static bool IsMainWindow(HWND wnd);
-
-  // Returns true if the window has a System Menu
-  static bool HasSystemMenu(HWND wnd);
-
-  // Sets a window's icon to the specified icon embedded within the running exe
-  // module.
-  static HRESULT SetWindowIcon(HWND hwnd, WORD icon_id, HICON* hicon);
-
- private:
-  DISALLOW_IMPLICIT_CONSTRUCTORS(WindowUtils);
-};
-
-}  // namespace omaha
-
-#endif  // OMAHA_BASE_WINDOW_UTILS_H_