Reland of [DevTools] Move screen orientation override to RenderWidgetScreenMetricsEmulator.

components/test_runner/web_test_proxy.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/test_runner/web_test_proxy.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <cctype>
@@ skipping 574 matching lines @@
       new LayoutAndPaintCallback(callback);
   web_widget_->layoutAndPaintAsync(layout_and_paint_callback);
   if (blink::WebPagePopup* popup = web_widget_->pagePopup()) {
     layout_and_paint_callback->set_wait_for_popup(true);
     popup->layoutAndPaintAsync(layout_and_paint_callback);
   }
 }
 
 void WebTestProxyBase::GetScreenOrientationForTesting(
     blink::WebScreenInfo& screen_info) {
-  if (!screen_orientation_client_)
+  if (!screen_orientation_client_ || !screen_orientation_client_->is_active())
     return;
   // Override screen orientation information with mock data.
   screen_info.orientationType =
       screen_orientation_client_->CurrentOrientationType();
   screen_info.orientationAngle =
       screen_orientation_client_->CurrentOrientationAngle();
 }
 
 MockScreenOrientationClient*
 WebTestProxyBase::GetScreenOrientationClientMock() {
@@ skipping 690 matching lines @@
     callback->onError(blink::WebSetSinkIdError::NotAuthorized);
   else
     callback->onError(blink::WebSetSinkIdError::NotFound);
 }
 
 blink::WebString WebTestProxyBase::acceptLanguages() {
   return blink::WebString::fromUTF8(accept_languages_);
 }
 
 }  // namespace test_runner