Use IntRect instead of FloatRect for window positions and sizes

Source/core/page/CreateWindow.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 82 matching lines @@
 
     if (request.frameName() != "_blank")
         frame.tree().setName(request.frameName());
 
     host->chrome().setWindowFeatures(features);
 
     // 'x' and 'y' specify the location of the window, while 'width' and 'height'
     // specify the size of the viewport. We can only resize the window, so adjust
     // for the difference between the window size and the viewport size.
 
-    FloatRect windowRect = host->chrome().windowRect();
-    FloatSize viewportSize = host->chrome().pageRect().size();
+    IntRect windowRect = host->chrome().windowRect();
+    IntSize viewportSize = host->chrome().pageRect().size();
 
     if (features.xSet)
         windowRect.setX(features.x);
     if (features.ySet)
         windowRect.setY(features.y);
     if (features.widthSet)
         windowRect.setWidth(features.width + (windowRect.width() - viewportSize.width()));
     if (features.heightSet)
         windowRect.setHeight(features.height + (windowRect.height() - viewportSize.height()));
 
-    // Ensure non-NaN values, minimum size as well as being within valid screen area.
-    FloatRect newWindowRect = LocalDOMWindow::adjustWindowRect(frame, windowRect);
+    // Ensure minimum size as well as being within valid screen area.
+    IntRect newWindowRect = LocalDOMWindow::adjustWindowRect(frame, windowRect);
 
     host->chrome().setWindowRect(newWindowRect);
     host->chrome().show(policy);
 
     created = true;
     return &frame;
 }
 
 LocalFrame* createWindow(const String& urlString, const AtomicString& frameName, const WindowFeatures& windowFeatures,
     LocalDOMWindow& callingWindow, LocalFrame& firstFrame, LocalFrame& openerFrame, LocalDOMWindow::PrepareDialogFunction function, void* functionContext)
@@ skipping 64 matching lines @@
     if (shouldSendReferrer == MaybeSendReferrer) {
         newFrame->loader().setOpener(&openerFrame);
         newFrame->document()->setReferrerPolicy(openerFrame.document()->referrerPolicy());
     }
     FrameLoadRequest newRequest(0, request.resourceRequest());
     newRequest.setFormState(request.formState());
     newFrame->loader().load(newRequest);
 }
 
 } // namespace blink