Fixing WebViewVisibilityTests for OOPIF-<webview>.

content/browser/web_contents/web_contents_impl.cc

 // Copyright (c) 2012 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 "content/browser/web_contents/web_contents_impl.h"
 
 #include <stddef.h>
 
 #include <cmath>
 #include <utility>
@@ skipping 1761 matching lines @@
 void WebContentsImpl::ForwardCompositorProto(
     RenderWidgetHostImpl* render_widget_host,
     const std::vector<uint8_t>& proto) {
   if (render_widget_host != GetRenderViewHost()->GetWidget())
     return;
 
   if (delegate_)
     delegate_->ForwardCompositorProto(proto);
 }
 
+void WebContentsImpl::OnRenderFrameProxyVisibilityChanged(bool visible) {
+  if (visible)
+    WasShown();
+  else
+    WasHidden();
+}
+
 void WebContentsImpl::CreateNewWindow(
     SiteInstance* source_site_instance,
     int32_t route_id,
     int32_t main_frame_route_id,
     int32_t main_frame_widget_route_id,
     const ViewHostMsg_CreateWindow_Params& params,
     SessionStorageNamespace* session_storage_namespace) {
   // We usually create the new window in the same BrowsingInstance (group of
   // script-related windows), by passing in the current SiteInstance.  However,
   // if the opener is being suppressed (in a non-guest), we create a new
@@ skipping 2960 matching lines @@
     const WebContentsObserver::MediaPlayerId& id) {
   FOR_EACH_OBSERVER(WebContentsObserver, observers_, MediaStartedPlaying(id));
 }
 
 void WebContentsImpl::MediaStoppedPlaying(
     const WebContentsObserver::MediaPlayerId& id) {
   FOR_EACH_OBSERVER(WebContentsObserver, observers_, MediaStoppedPlaying(id));
 }
 
 }  // namespace content