Use WebScreenInfo members to provide screen orientation information for layout test support.

content/test/layouttest_support.cc

Index: content/test/layouttest_support.cc
diff --git a/content/test/layouttest_support.cc b/content/test/layouttest_support.cc
index 68ff6e216e74c5a499bcbb20683625f21271c6c3..301be34787f8c0f577d0ba863647651aa0ea060c 100644
--- a/content/test/layouttest_support.cc
+++ b/content/test/layouttest_support.cc
@@ -103,7 +103,11 @@ void SetMockDeviceOrientationData(const WebDeviceOrientationData& data) {
 }
 
 void SetMockScreenOrientation(
+    RenderView* render_view,
     const blink::WebScreenOrientationType& orientation) {
+  static_cast<RenderViewImpl*>(render_view)
+      ->SetScreenOrientationForTesting(orientation);
+  // FIXME(ostap): Remove this when blink side gets updated.
   RendererWebKitPlatformSupportImpl::
       SetMockScreenOrientationForTesting(orientation);
 }