[ScreenOrientation] Merge mojo interface ScreenOrientationListener into ScreenOrientation

third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationClient.h

Index: third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationClient.h
diff --git a/third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationClient.h b/third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationClient.h
index 3530bfc686b83b11cafad6b9481483cde0e914f5..b4a5bcc651a4dbdfed5bbf5bce023ce99d328b35 100644
--- a/third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationClient.h
+++ b/third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationClient.h
@@ -25,6 +25,10 @@ class WebScreenOrientationClient {
   // Unlock the screen orientation. No-op if the screen orientation was not
   // locked.
   virtual void unlockOrientation() = 0;
+
+  virtual void startAccurateListen() = 0;
+
+  virtual void stopAccurateListen() = 0;
 };
 
 }  // namespace blink