Create a minimal webkit_common static library for use in browser process

public/common/WebCommonExport.h

 /*
  * Copyright (C) 2013 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
@@ skipping 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * 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 WebCommonExport_h
+#define WebCommonExport_h
 
-#ifndef WebOriginExport_h
-#define WebOriginExport_h
-
-#if !defined(WEBORIGIN_IMPLEMENTATION)
-#define WEBORIGIN_IMPLEMENTATION 0
+#if !defined(BLINK_COMMON_IMPLEMENTATION)
+#define BLINK_COMMON_IMPLEMENTATION 0
 #endif
 
 #if defined(COMPONENT_BUILD)
 #if defined(WIN32)
-#if WEBORIGIN_IMPLEMENTATION
-#define WEBORIGIN_EXPORT __declspec(dllexport)
-#else
-#define WEBORIGIN_EXPORT __declspec(dllimport)
+#if BLINK_COMMON_IMPLEMENTATION
+#define BLINK_COMMON_EXPORT __declspec(dllexport)
+#else // defined(BLINK_COMMON_IMPLEMENTATION)
+#define BLINK_COMMON_EXPORT __declspec(dllimport)
 #endif
 #else // defined(WIN32)
-#define WEBORIGIN_EXPORT __attribute__((visibility("default")))
+#define BLINK_COMMON_EXPORT __attribute__((visibility("default")))
 #endif
 #else // defined(COMPONENT_BUILD)
-#define WEBORIGIN_EXPORT
+#define BLINK_COMMON_EXPORT
 #endif
 
-#endif // WebOriginExport_h
+#endif // WebCommonExport_h