Getting rid of AudioHardwareConfig and its synchronous IPC.

content/renderer/pepper/pepper_plugin_instance_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/renderer/pepper/pepper_plugin_instance_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bit_cast.h"
@@ skipping 10 matching lines @@
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "base/trace_event/trace_event.h"
 #include "build/build_config.h"
 #include "cc/blink/web_layer_impl.h"
 #include "cc/layers/texture_layer.h"
 #include "content/common/content_constants_internal.h"
 #include "content/common/frame_messages.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/renderer/content_renderer_client.h"
+#include "content/renderer/media/audio_device_factory.h"
 #include "content/renderer/pepper/content_decryptor_delegate.h"
 #include "content/renderer/pepper/event_conversion.h"
 #include "content/renderer/pepper/fullscreen_container.h"
 #include "content/renderer/pepper/gfx_conversion.h"
 #include "content/renderer/pepper/host_dispatcher_wrapper.h"
 #include "content/renderer/pepper/host_globals.h"
 #include "content/renderer/pepper/message_channel.h"
 #include "content/renderer/pepper/pepper_audio_controller.h"
 #include "content/renderer/pepper/pepper_browser_connection.h"
 #include "content/renderer/pepper/pepper_compositor_host.h"
@@ skipping 12 matching lines @@
 #include "content/renderer/pepper/ppb_image_data_impl.h"
 #include "content/renderer/pepper/renderer_ppapi_host_impl.h"
 #include "content/renderer/pepper/url_request_info_util.h"
 #include "content/renderer/pepper/url_response_info_util.h"
 #include "content/renderer/render_frame_impl.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "content/renderer/render_widget.h"
 #include "content/renderer/render_widget_fullscreen_pepper.h"
 #include "content/renderer/sad_plugin.h"
-#include "media/base/audio_hardware_config.h"
 #include "ppapi/c/dev/ppp_text_input_dev.h"
 #include "ppapi/c/pp_rect.h"
 #include "ppapi/c/ppb_audio_config.h"
 #include "ppapi/c/ppb_core.h"
 #include "ppapi/c/ppb_gamepad.h"
 #include "ppapi/c/ppp_input_event.h"
 #include "ppapi/c/ppp_instance.h"
 #include "ppapi/c/ppp_messaging.h"
 #include "ppapi/c/ppp_mouse_lock.h"
 #include "ppapi/c/private/ppb_find_private.h"
@@ skipping 2372 matching lines @@
 
   ScopedPPVar var_result = try_catch.FromV8(result);
   if (try_catch.HasException())
     return PP_MakeUndefined();
 
   return var_result.Release();
 }
 
 uint32_t PepperPluginInstanceImpl::GetAudioHardwareOutputSampleRate(
     PP_Instance instance) {
-  RenderThreadImpl* thread = RenderThreadImpl::current();
-  return thread->GetAudioHardwareConfig()->GetOutputSampleRate();
+  return render_frame()
+             ? AudioDeviceFactory::GetOutputDeviceInfo(
+                   render_frame()->GetRoutingID(), 0 /* session_id */,
+                   std::string() /* device_id */, url::Origin(document_url()))
+                   .output_params()
+                   .sample_rate()
+             : 0;
 }
 
 uint32_t PepperPluginInstanceImpl::GetAudioHardwareOutputBufferSize(
     PP_Instance instance) {
-  RenderThreadImpl* thread = RenderThreadImpl::current();
-  return thread->GetAudioHardwareConfig()->GetOutputBufferSize();
+  return render_frame()
+             ? AudioDeviceFactory::GetOutputDeviceInfo(
+                   render_frame()->GetRoutingID(), 0 /* session_id */,
+                   std::string() /* device_id */, url::Origin(document_url()))
+                   .output_params()
+                   .frames_per_buffer()
+             : 0;
 }
 
 PP_Var PepperPluginInstanceImpl::GetDefaultCharSet(PP_Instance instance) {
   if (!render_frame_)
     return PP_MakeUndefined();
   return StringVar::StringToPPVar(
       render_frame_->render_view()->webkit_preferences().default_encoding);
 }
 
 // These PPB_ContentDecryptor_Private calls are responses to
@@ skipping 943 matching lines @@
     const cc::TextureMailbox& mailbox) const {
   auto it =
       std::find_if(texture_ref_counts_.begin(), texture_ref_counts_.end(),
                    [&mailbox](const TextureMailboxRefCount& ref_count) {
                      return ref_count.first.mailbox() == mailbox.mailbox();
                    });
   return it != texture_ref_counts_.end();
 }
 
 }  // namespace content