Convert some call sites to use explicit LayoutRect->FloatRect conversion.

Source/core/page/TouchAdjustment.cpp

 /*
  * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 204 matching lines @@
         appendQuadsToSubtargetList(quads, textNode, subtargets);
     }
 }
 
 static inline void appendZoomableSubtargets(Node* node, SubtargetGeometryList& subtargets)
 {
     LayoutBox* layoutObject = toLayoutBox(node->layoutObject());
     ASSERT(layoutObject);
 
     Vector<FloatQuad> quads;
-    FloatRect borderBoxRect = layoutObject->borderBoxRect();
-    FloatRect contentBoxRect = layoutObject->contentBoxRect();
+    FloatRect borderBoxRect(layoutObject->borderBoxRect());
+    FloatRect contentBoxRect(layoutObject->contentBoxRect());
     quads.append(layoutObject->localToAbsoluteQuad(borderBoxRect));
     if (borderBoxRect != contentBoxRect)
         quads.append(layoutObject->localToAbsoluteQuad(contentBoxRect));
     // FIXME: For LayoutBlocks, add column boxes and content boxes cleared for floats.
 
     Vector<FloatQuad>::const_iterator it = quads.begin();
     const Vector<FloatQuad>::const_iterator end = quads.end();
     for (; it != end; ++it)
         subtargets.append(SubtargetGeometry(node, *it));
 }
@@ skipping 262 matching lines @@
 
 bool findBestZoomableArea(Node*& targetNode, IntRect& targetArea, const IntPoint& touchHotspot, const IntRect& touchArea, const WillBeHeapVector<RefPtrWillBeMember<Node>>& nodes)
 {
     IntPoint targetPoint;
     TouchAdjustment::SubtargetGeometryList subtargets;
     TouchAdjustment::compileZoomableSubtargets(nodes, subtargets);
     return TouchAdjustment::findNodeWithLowestDistanceMetric(targetNode, targetPoint, targetArea, touchHotspot, touchArea, subtargets, TouchAdjustment::zoomableIntersectionQuotient);
 }
 
 } // namespace blink