Unignore most warnings on POSIX in build/SConscript.main.

webkit/glue/webview_impl.h

 // Copyright (c) 2006-2008 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 WEBKIT_GLUE_WEBVIEW_IMPL_H__
 #define WEBKIT_GLUE_WEBVIEW_IMPL_H__
 
 #include <set>
 
 #include "base/basictypes.h"
+#include "base/compiler_specific.h"
 #include "base/gfx/platform_canvas.h"
 #include "base/gfx/point.h"
 #include "base/gfx/size.h"
 #include "webkit/glue/webdropdata.h"
 #include "webkit/glue/webframe_impl.h"
 #include "webkit/glue/webpreferences.h"
 #include "webkit/glue/webview.h"
 
-#pragma warning(push, 0)
+MSVC_PUSH_WARNING_LEVEL(0);
 #include "webkit/port/history/BackForwardList.h"
 #include "webkit/port/platform/WidgetClientWin.h"
-#pragma warning(pop)
+MSVC_POP_WARNING();
 
 namespace WebCore {
   class Frame;
   class HistoryItem;
   class KeyboardEvent;
   class Page;
   class PlatformKeyboardEvent;
   class Range;
   class Widget;
 }
@@ skipping 267 matching lines @@
     return g_current_input_event;
   }
 private:
   static const WebInputEvent* g_current_input_event;
 
   DISALLOW_EVIL_CONSTRUCTORS(WebViewImpl);
 };
 
 #endif  // WEBKIT_GLUE_WEBVIEW_IMPL_H__