Deleted OS_WIN and all Windows specific files from base.

base/win/wrapped_window_proc.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 "base/win/wrapped_window_proc.h"
-
-#include "base/atomicops.h"
-#include "base/logging.h"
-#include "base/process/memory.h"
-
-namespace {
-
-base::win::WinProcExceptionFilter s_exception_filter = NULL;
-
-}  // namespace.
-
-namespace base {
-namespace win {
-
-WinProcExceptionFilter SetWinProcExceptionFilter(
-    WinProcExceptionFilter filter) {
-  subtle::AtomicWord rv = subtle::NoBarrier_AtomicExchange(
-      reinterpret_cast<subtle::AtomicWord*>(&s_exception_filter),
-      reinterpret_cast<subtle::AtomicWord>(filter));
-  return reinterpret_cast<WinProcExceptionFilter>(rv);
-}
-
-int CallExceptionFilter(EXCEPTION_POINTERS* info) {
-  return s_exception_filter ? s_exception_filter(info) :
-                              EXCEPTION_CONTINUE_SEARCH;
-}
-
-BASE_EXPORT void InitializeWindowClass(
-    const char16* class_name,
-    WNDPROC window_proc,
-    UINT style,
-    int class_extra,
-    int window_extra,
-    HCURSOR cursor,
-    HBRUSH background,
-    const char16* menu_name,
-    HICON large_icon,
-    HICON small_icon,
-    WNDCLASSEX* class_out) {
-  class_out->cbSize = sizeof(WNDCLASSEX);
-  class_out->style = style;
-  class_out->lpfnWndProc = window_proc;
-  class_out->cbClsExtra = class_extra;
-  class_out->cbWndExtra = window_extra;
-  class_out->hInstance = base::GetModuleFromAddress(window_proc);
-  class_out->hIcon = large_icon;
-  class_out->hCursor = cursor;
-  class_out->hbrBackground = background;
-  class_out->lpszMenuName = menu_name;
-  class_out->lpszClassName = class_name;
-  class_out->hIconSm = small_icon;
-
-  // Check if |window_proc| is valid.
-  DCHECK(class_out->hInstance != NULL);
-}
-
-}  // namespace win
-}  // namespace base