Remove ScreenOrientation runtime flag (status=stable)

BUG=402536

Review-Url: https://codereview.chromium.org/2188523005
Cr-Commit-Position: refs/heads/master@{#408762}

third_party/WebKit/Source/modules/screen_orientation/ScreenOrientation.idl

@@ -20,9 +20,7 @@ enum OrientationType {
     "landscape-secondary"
 };
 
-[
-    RuntimeEnabled=ScreenOrientation
-] interface ScreenOrientation : EventTarget {
+interface ScreenOrientation : EventTarget {
     [MeasureAs=ScreenOrientationAngle] readonly attribute unsigned short angle;
     [MeasureAs=ScreenOrientationType] readonly attribute DOMString type;
 

third_party/WebKit/Source/modules/screen_orientation/ScreenOrientationController.cpp

@@ -25,8 +25,6 @@ ScreenOrientationController::~ScreenOrientationController()
 
 void ScreenOrientationController::provideTo(LocalFrame& frame, WebScreenOrientationClient* client)
 {
-    ASSERT(RuntimeEnabledFeatures::screenOrientationEnabled());
-
     ScreenOrientationController* controller = new ScreenOrientationController(frame, client);
     Supplement<LocalFrame>::provideTo(frame, supplementName(), controller);
 }
@@ -120,8 +118,6 @@ void ScreenOrientationController::pageVisibilityChanged()
 
 void ScreenOrientationController::notifyOrientationChanged()
 {
-    ASSERT(RuntimeEnabledFeatures::screenOrientationEnabled());
-
     if (!isActiveAndVisible())
         return;
 

third_party/WebKit/Source/modules/screen_orientation/ScreenScreenOrientation.idl

@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-[
-    RuntimeEnabled=ScreenOrientation
-] partial interface Screen {
+partial interface Screen {
     [CallWith=ScriptState] readonly attribute ScreenOrientation orientation;
 };

third_party/WebKit/Source/platform/RuntimeEnabledFeatures.in

@@ -178,7 +178,6 @@ ResponseBodyWithV8ExtraStream status=stable
 ResizeObserver status=experimental
 RTCPeerConnectionNewGetStats status=test
 SandboxBlocksModals status=stable
-ScreenOrientation status=stable
 ScriptedSpeech status=stable
 // Scrolls to compensate for layout movements (bit.ly/scroll-anchoring).
 ScrollAnchoring settable_from_internals=True

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

@@ -1480,8 +1480,7 @@ void WebLocalFrameImpl::setCoreFrame(LocalFrame* frame)
     if (enableWebBluetooth)
         BluetoothSupplement::provideTo(*m_frame, m_client ? m_client->bluetooth() : nullptr);
 
-    if (RuntimeEnabledFeatures::screenOrientationEnabled())
-        ScreenOrientationController::provideTo(*m_frame, m_client ? m_client->webScreenOrientationClient() : nullptr);
+    ScreenOrientationController::provideTo(*m_frame, m_client ? m_client->webScreenOrientationClient() : nullptr);
     if (RuntimeEnabledFeatures::presentationEnabled())
         PresentationController::provideTo(*m_frame, m_client ? m_client->presentationClient() : nullptr);
     if (RuntimeEnabledFeatures::audioOutputDevicesEnabled())