Cancel vibration when frame load is committed.

Source/modules/vibration/NavigatorVibration.cpp

Index: Source/modules/vibration/NavigatorVibration.cpp
diff --git a/Source/modules/vibration/NavigatorVibration.cpp b/Source/modules/vibration/NavigatorVibration.cpp
index 05ff456debd2367b505d37ca5edcd887586c4229..bba89fcadf195bece96040d44363d7013086ccc3 100644
--- a/Source/modules/vibration/NavigatorVibration.cpp
+++ b/Source/modules/vibration/NavigatorVibration.cpp
@@ -128,6 +128,13 @@ void NavigatorVibration::pageVisibilityChanged()
         cancelVibration();
 }
 
+void NavigatorVibration::didCommitLoad(Frame* frame)
+{
+    // A new load has been committed, which means the current page will be
+    // unloaded. Cancel all running vibrations.
+    cancelVibration();
+}
+
 bool NavigatorVibration::vibrate(Navigator* navigator, unsigned time)
 {
     VibrationPattern pattern;