Remove unused includes from core/inspector, core/loader and core/page

Source/core/loader/ThreadableLoader.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
@@ skipping 15 matching lines @@
  * 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 ThreadableLoader_h
 #define ThreadableLoader_h
 
 #include "core/loader/ResourceLoaderOptions.h"
 #include "weborigin/SecurityOrigin.h"
-#include "core/platform/network/ResourceHandle.h"
-#include <wtf/Noncopyable.h>
-#include <wtf/PassRefPtr.h>
-#include <wtf/RefPtr.h>
-#include <wtf/Vector.h>
+#include "wtf/Noncopyable.h"
+#include "wtf/PassRefPtr.h"
+#include "wtf/RefPtr.h"
 
 namespace WebCore {
 
     class ResourceError;
     class ResourceRequest;
     class ResourceResponse;
     class ScriptExecutionContext;
     class ThreadableLoaderClient;
     
     enum CrossOriginRequestPolicy {
@@ skipping 43 matching lines @@
     protected:
         ThreadableLoader() { }
         virtual ~ThreadableLoader() { }
         virtual void refThreadableLoader() = 0;
         virtual void derefThreadableLoader() = 0;
     };
 
 } // namespace WebCore
 
 #endif // ThreadableLoader_h