Create a minimal webkit_common static library for use in browser process

public/webview/WebStorageEventDispatcher.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
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  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WebStorageEventDispatcher_h
 #define WebStorageEventDispatcher_h
 
+#include "../platform/WebCommon.h"
 #include "../platform/WebString.h"
 
 namespace WebKit {
 
 class WebStorageArea;
 class WebStorageNamespace;
 class WebURL;
 
 class WebStorageEventDispatcher {
 public:
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             const WebURL& pageUrl, const WebStorageNamespace&,
             WebStorageArea* sourceAreaInstance, bool originatedInProcess);
 
  private:
     WebStorageEventDispatcher() { }
 };
 
 } // namespace WebKit
 
 #endif // WebStorageEventDispatcher_h