Don't show media controls when there is a persistent video.

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 4228 matching lines @@
 
   GURL url = pending_entry->GetURL();
   return HostZoomMap::GetForWebContents(this)->GetZoomLevelForHostAndScheme(
       url.scheme(), net::GetHostOrSpecFromURL(url));
 }
 
 bool WebContentsImpl::HideDownloadUI() const {
   return is_overlay_content_;
 }
 
+bool WebContentsImpl::HasPersistentVideo() const {
+  return has_persistent_video_;
+}
+
 bool WebContentsImpl::IsFocusedElementEditable() {
   RenderFrameHostImpl* frame = GetFocusedFrame();
   return frame && frame->has_focused_editable_element();
 }
 
 void WebContentsImpl::ClearFocusedElement() {
   if (auto* frame = GetFocusedFrame())
     frame->ClearFocusedElement();
 }
 
@@ skipping 1006 matching lines @@
     return;
   }
   // Notify for UI updates if the state changes.
   DCHECK(bluetooth_connected_device_count_ != 0);
   bluetooth_connected_device_count_--;
   if (bluetooth_connected_device_count_ == 0) {
     NotifyNavigationStateChanged(INVALIDATE_TYPE_TAB);
   }
 }
 
+void WebContentsImpl::SetHasPersistentVideo(bool value) {
+  if (has_persistent_video_ == value)
+    return;
+
+  has_persistent_video_ = value;
+  NotifyPreferencesChanged();
+}
+
 #if defined(OS_ANDROID)
 void WebContentsImpl::NotifyFindMatchRectsReply(
     int version,
     const std::vector<gfx::RectF>& rects,
     const gfx::RectF& active_rect) {
   if (delegate_)
     delegate_->FindMatchRectsReply(this, version, rects, active_rect);
 }
 #endif
 
@@ skipping 44 matching lines @@
   if (visible == should_normally_be_visible_)
     return;
 
   if (visible)
     WasShown();
   else
     WasHidden();
 }
 
 void WebContentsImpl::UpdateOverridingUserAgent() {
-  std::set<RenderViewHost*> render_view_host_set;
-  for (FrameTreeNode* node : frame_tree_.Nodes()) {
-    RenderWidgetHost* render_widget_host =
-        node->current_frame_host()->GetRenderWidgetHost();
-    if (!render_widget_host)
-      continue;
-    RenderViewHost* render_view_host = RenderViewHost::From(render_widget_host);
-    if (!render_view_host)
-      continue;
-    render_view_host_set.insert(render_view_host);
-  }
-  for (RenderViewHost* render_view_host : render_view_host_set)
-    render_view_host->OnWebkitPreferencesChanged();
+  NotifyPreferencesChanged();
 }
 
 void WebContentsImpl::SetJavaScriptDialogManagerForTesting(
     JavaScriptDialogManager* dialog_manager) {
   dialog_manager_ = dialog_manager;
 }
 
 void WebContentsImpl::RemoveBindingSet(const std::string& interface_name) {
   auto it = binding_sets_.find(interface_name);
   if (it != binding_sets_.end())
@@ skipping 40 matching lines @@
 
   GetMainFrame()->AddMessageToConsole(
       content::CONSOLE_MESSAGE_LEVEL_WARNING,
       base::StringPrintf("This site does not have a valid SSL "
                          "certificate! Without SSL, your site's and "
                          "visitors' data is vulnerable to theft and "
                          "tampering. Get a valid SSL certificate before"
                          " releasing your website to the public."));
 }
 
+void WebContentsImpl::NotifyPreferencesChanged() {
+  std::set<RenderViewHost*> render_view_host_set;
+  for (FrameTreeNode* node : frame_tree_.Nodes()) {
+    RenderWidgetHost* render_widget_host =
+        node->current_frame_host()->GetRenderWidgetHost();
+    if (!render_widget_host)
+      continue;
+    RenderViewHost* render_view_host = RenderViewHost::From(render_widget_host);
+    if (!render_view_host)
+      continue;
+    render_view_host_set.insert(render_view_host);
+  }
+  for (RenderViewHost* render_view_host : render_view_host_set)
+    render_view_host->OnWebkitPreferencesChanged();
+}
+
 }  // namespace content