[Chromecast] Handle device scale factor correctly

chromecast/media/base/video_plane_controller.cc

Index: chromecast/media/base/video_plane_controller.cc
diff --git a/chromecast/media/base/video_plane_controller.cc b/chromecast/media/base/video_plane_controller.cc
index 00b45e5a62673358154040ca53bb7105b334c0f3..38e2d094b9173123bf0aa5424ab801db59286dc4 100644
--- a/chromecast/media/base/video_plane_controller.cc
+++ b/chromecast/media/base/video_plane_controller.cc
@@ -140,12 +140,13 @@ class VideoPlaneController::RateLimitedSetVideoPlaneGeometry
 };
 
 VideoPlaneController::VideoPlaneController(
+    const Size& graphics_resolution,
     scoped_refptr<base::SingleThreadTaskRunner> media_task_runner)
     : is_paused_(false),
       have_screen_res_(false),
-      have_graphics_plane_res_(false),
+      have_graphics_plane_res_(true),
       screen_res_(0, 0),
-      graphics_plane_res_(0, 0),
+      graphics_plane_res_(graphics_resolution),
       have_video_plane_geometry_(false),
       video_plane_display_rect_(0, 0),
       video_plane_transform_(VideoPlane::TRANSFORM_NONE),