Oilpan: Change Persistent<> data members to Member<> in HitTestResult.

Source/web/WebViewImpl.cpp

 /*
  * Copyright (C) 2011, 2012 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 3202 matching lines @@
                 break;
             default:
                 ASSERT_NOT_REACHED();
             }
         }
     }
 }
 
 WebHitTestResult WebViewImpl::hitTestResultAt(const WebPoint& point)
 {
+    return coreHitTestResultAt(point);
+}
+
+HitTestResult WebViewImpl::coreHitTestResultAt(const WebPoint& point)
+{
     IntPoint scaledPoint = point;
     scaledPoint.scale(1 / pageScaleFactor(), 1 / pageScaleFactor());
     return hitTestResultForWindowPos(scaledPoint);
 }
 
 void WebViewImpl::copyImageAt(const WebPoint& point)
 {
     if (!m_page)
         return;
 
@@ skipping 1002 matching lines @@
     const PageScaleConstraints& constraints = m_pageScaleConstraintsSet.pageDefinedConstraints();
 
     if (!mainFrameImpl() || !mainFrameImpl()->frameView())
         return false;
 
     return mainFrameImpl()->frameView()->layoutSize().width() == m_size.width
         || (constraints.minimumScale == constraints.maximumScale && constraints.minimumScale != -1);
 }
 
 } // namespace blink