annotatedInvalidationRects should be in format x,y,w,h

This fixes the FrameViewer json serialization of annotatedInvalidationRects.
This CL fixes the format from (x, y, maxX, maxY) to (x, y, width, height).

BUG=402033

Review URL: https://codereview.chromium.org/659003002

git-svn-id: svn://svn.chromium.org/blink/trunk@183829 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/platform/graphics/GraphicsLayerDebugInfo.cpp

@@ -83,8 +83,8 @@ void GraphicsLayerDebugInfo::appendAnnotatedInvalidateRects(JSONObject* jsonObje
         const FloatRect& rect = annotatedRect.rect;
         rectArray->pushNumber(rect.x());
         rectArray->pushNumber(rect.y());
-        rectArray->pushNumber(rect.maxX());
-        rectArray->pushNumber(rect.maxY());
+        rectArray->pushNumber(rect.width());
+        rectArray->pushNumber(rect.height());
         rectContainer->setArray("geometry_rect", rectArray);
         rectContainer->setString("reason", paintInvalidationReasonToString(annotatedRect.reason));
         jsonArray->pushObject(rectContainer);