Make content::FeaturePolicy implement WebFeaturePolicy, and use it in blink code

third_party/WebKit/Source/modules/vibration/NavigatorVibration.cpp

Index: third_party/WebKit/Source/modules/vibration/NavigatorVibration.cpp
diff --git a/third_party/WebKit/Source/modules/vibration/NavigatorVibration.cpp b/third_party/WebKit/Source/modules/vibration/NavigatorVibration.cpp
index e81e8457444bd136b088db1da3d347b8d90ea0b6..45f31c8b3bf66be8941fa6add1860f24960859d5 100644
--- a/third_party/WebKit/Source/modules/vibration/NavigatorVibration.cpp
+++ b/third_party/WebKit/Source/modules/vibration/NavigatorVibration.cpp
@@ -82,7 +82,8 @@ bool NavigatorVibration::vibrate(Navigator& navigator,
   // TODO(lunalu): When FeaturePolicy is ready, take out the check for the
   // runtime flag. Please pay attention to the user gesture code below.
   if (RuntimeEnabledFeatures::featurePolicyEnabled() &&
-      !isFeatureEnabledInFrame(blink::kVibrateFeature, frame)) {
+      !isFeatureEnabledInFrame(blink::WebFeaturePolicyFeature::Vibrate,
+                               frame)) {
     frame->domWindow()->printErrorMessage(
         "Navigator.vibrate() is not enabled in feature policy for this "
         "frame.");