Content settings for <audio> and <video>.

chrome/renderer/content_settings_observer.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 "chrome/renderer/content_settings_observer.h"
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/render_messages.h"
@@ skipping 312 matching lines @@
     return false;
 
   bool result = false;
   Send(new ChromeViewHostMsg_AllowIndexedDB(
       routing_id(), GURL(frame->document().securityOrigin().toString()),
       GURL(frame->top()->document().securityOrigin().toString()),
       name, &result));
   return result;
 }
 
+bool ContentSettingsObserver::allowMedia(const WebURL& media_url) {
+  if (is_interstitial_page_)
+    return true;
+
+  WebFrame* frame = render_frame()->GetWebFrame();
+  if (IsWhitelistedForContentSettings(frame))
+    return true;
+
+  bool allow = true;
+  if (content_setting_rules_) {
+    GURL secondary_url(media_url);
+    allow = GetContentSettingFromRules(
+        content_setting_rules_->media_rules,
+        frame, secondary_url) != CONTENT_SETTING_BLOCK;
+    if (!allow)
+      DidBlockContentType(CONTENT_SETTINGS_TYPE_MEDIA);
+  }
+  return allow;
+}
+
 bool ContentSettingsObserver::allowPlugins(bool enabled_per_settings) {
   return enabled_per_settings;
 }
 
 bool ContentSettingsObserver::allowScript(bool enabled_per_settings) {
   if (!enabled_per_settings)
     return false;
   if (is_interstitial_page_)
     return true;
 
@@ skipping 361 matching lines @@
 
   // If the scheme is file:, an empty file name indicates a directory listing,
   // which requires JavaScript to function properly.
   if (EqualsASCII(origin.protocol(), url::kFileScheme)) {
     return document_url.SchemeIs(url::kFileScheme) &&
            document_url.ExtractFileName().empty();
   }
 
   return false;
 }