Expose flash playback status and volume control to content renderer

content/renderer/pepper/pepper_plugin_instance_impl.h

 // 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.
 
 #ifndef CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_INSTANCE_IMPL_H_
 #define CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_INSTANCE_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 88 matching lines @@
 struct InputEventData;
 struct PPP_Instance_Combined;
 class ScopedPPVar;
 }
 
 namespace content {
 
 class ContentDecryptorDelegate;
 class FullscreenContainer;
 class MessageChannel;
+class PepperAudioController;
 class PepperCompositorHost;
 class PepperGraphics2DHost;
 class PluginInstanceThrottlerImpl;
 class PluginModule;
 class PluginObject;
 class PPB_Graphics3D_Impl;
 class PPB_ImageData_Impl;
 class PPB_URLLoader_Impl;
 class RenderFrameImpl;
 class RenderViewImpl;
@@ skipping 431 matching lines @@
       std::unique_ptr<cc::SingleReleaseCallback>* release_callback,
       bool use_shared_memory) override;
 
   // RenderFrameObserver
   void OnDestruct() override;
 
   // PluginInstanceThrottler::Observer
   void OnThrottleStateChange() override;
   void OnHiddenForPlaceholder(bool hidden) override;
 
+  PepperAudioController& audio_controller() {
+    return *audio_controller_;
+  }
+
  private:
   friend class base::RefCounted<PepperPluginInstanceImpl>;
   friend class PpapiPluginInstanceTest;
   friend class PpapiUnittest;
 
   // Delete should be called by the WebPlugin before this destructor.
   ~PepperPluginInstanceImpl() override;
 
   // Class to record document load notifications and play them back once the
   // real document loader becomes available. Used only by external instances.
@@ skipping 400 matching lines @@
 
   // Holds the number of references |texture_layer_| has to any given
   // cc::TextureMailbox.
   // We expect there to be no more than 10 textures in use at a time. A
   // std::vector will have better performance than a std::map.
   using TextureMailboxRefCount = std::pair<cc::TextureMailbox, int>;
   std::vector<TextureMailboxRefCount> texture_ref_counts_;
 
   bool initialized_;
 
+  // The controller for all active audios of this pepper instance.
+  std::unique_ptr<PepperAudioController> audio_controller_;
+
   // We use a weak ptr factory for scheduling DidChangeView events so that we
   // can tell whether updates are pending and consolidate them. When there's
   // already a weak ptr pending (HasWeakPtrs is true), code should update the
   // view_data_ but not send updates. This also allows us to cancel scheduled
   // view change events.
   base::WeakPtrFactory<PepperPluginInstanceImpl> view_change_weak_ptr_factory_;
   base::WeakPtrFactory<PepperPluginInstanceImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperPluginInstanceImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PEPPER_PLUGIN_INSTANCE_IMPL_H_