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

Source/core/testing/Internals.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 Apple 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 1986 matching lines @@
         return ClientRectList::create();
     }
 
     document->updateLayout();
     document->view()->updateAnnotatedRegions();
     Vector<AnnotatedRegionValue> regions = document->annotatedRegions();
 
     Vector<FloatQuad> quads;
     for (size_t i = 0; i < regions.size(); ++i) {
         if (regions[i].draggable == draggable)
-            quads.append(FloatQuad(regions[i].bounds));
+            quads.append(FloatQuad(FloatRect(regions[i].bounds)));
     }
     return ClientRectList::create(quads);
 }
 
 static const char* cursorTypeToString(Cursor::Type cursorType)
 {
     switch (cursorType) {
     case Cursor::Pointer: return "Pointer";
     case Cursor::Cross: return "Cross";
     case Cursor::Hand: return "Hand";
@@ skipping 96 matching lines @@
 }
 
 ClientRect* Internals::selectionBounds(ExceptionState& exceptionState)
 {
     Document* document = contextDocument();
     if (!document || !document->frame()) {
         exceptionState.throwDOMException(InvalidAccessError, document ? "The document's frame cannot be retrieved." : "No context document can be obtained.");
         return nullptr;
     }
 
-    return ClientRect::create(document->frame()->selection().bounds());
+    return ClientRect::create(FloatRect(document->frame()->selection().bounds()));
 }
 
 String Internals::markerTextForListItem(Element* element)
 {
     ASSERT(element);
     return blink::markerTextForListItem(element);
 }
 
 String Internals::getImageSourceURL(Element* element)
 {
@@ skipping 344 matching lines @@
 
     return animator->setScrollbarsVisibleForTesting(visible);
 }
 
 void Internals::forceRestrictIFramePermissions()
 {
     RuntimeEnabledFeatures::setRestrictIFramePermissionsEnabled(true);
 }
 
 } // namespace blink