Move MediaQueryResults to RuleFeatureSet.

third_party/WebKit/Source/core/frame/FrameView.cpp

Index: third_party/WebKit/Source/core/frame/FrameView.cpp
diff --git a/third_party/WebKit/Source/core/frame/FrameView.cpp b/third_party/WebKit/Source/core/frame/FrameView.cpp
index c70324735a6eefbf7e6fd53f1939c575d89d8d23..930a19fb89caf562ed187ce25eeaad1fe97bf43a 100644
--- a/third_party/WebKit/Source/core/frame/FrameView.cpp
+++ b/third_party/WebKit/Source/core/frame/FrameView.cpp
@@ -946,11 +946,10 @@ void FrameView::performPreLayoutTasks() {
   bool mainFrameRotation =
       m_frame->isMainFrame() && m_frame->settings() &&
       m_frame->settings()->mainFrameResizesAreOrientationChanges();
-  if (!document->styleResolver() ||
-      (wasResized &&
-       document->styleResolver()->mediaQueryAffectedByViewportChange()) ||
+  if ((wasResized &&
+       document->styleEngine().mediaQueryAffectedByViewportChange()) ||
       (wasResized && mainFrameRotation &&
-       document->styleResolver()->mediaQueryAffectedByDeviceChange())) {
+       document->styleEngine().mediaQueryAffectedByDeviceChange())) {
     document->mediaQueryAffectingValueChanged();
   } else if (wasResized) {
     document->evaluateMediaQueryList();