Fix null argument to base::GetProcId in RenderProcessHostImpl::CreateMessageFilters.

content/browser/renderer_host/media/audio_input_renderer_host.h

Index: content/browser/renderer_host/media/audio_input_renderer_host.h
diff --git a/content/browser/renderer_host/media/audio_input_renderer_host.h b/content/browser/renderer_host/media/audio_input_renderer_host.h
index fdd979ab5f7373763c04604b6b57594662ad5b07..56275cb36027a359b84d8477a3d32bff767aaff4 100644
--- a/content/browser/renderer_host/media/audio_input_renderer_host.h
+++ b/content/browser/renderer_host/media/audio_input_renderer_host.h
@@ -87,7 +87,6 @@ class CONTENT_EXPORT AudioInputRendererHost
   // Called from UI thread from the owner of this object.
   // |user_input_monitor| is used for typing detection and can be NULL.
   AudioInputRendererHost(int render_process_id,
-                         int32_t renderer_pid,
                          media::AudioManager* audio_manager,
                          MediaStreamManager* media_stream_manager,
                          AudioMirroringManager* audio_mirroring_manager,
@@ -203,6 +202,7 @@ class CONTENT_EXPORT AudioInputRendererHost
       const AudioInputHostMsg_CreateStream_Config& config);
 
 #if BUILDFLAG(ENABLE_WEBRTC)
+  // TODO(grunell): Move debug recording handling to AudioManager.
   void MaybeEnableDebugRecordingForId(int stream_id);
 
   base::FilePath GetDebugRecordingFilePathWithExtensions(
@@ -210,6 +210,12 @@ class CONTENT_EXPORT AudioInputRendererHost
 
   void EnableDebugRecordingForId(const base::FilePath& file, int stream_id);
 
+  // Calls GetDebugRecordingFilePathWithExtensions() and
+  // EnableDebugRecordingForId().
+  void AddExtensionsToPathAndEnableDebugRecordingForId(
+      const base::FilePath& file,
+      int stream_id);
+
   void DoEnableDebugRecording(int stream_id, base::File file);
   void DoDisableDebugRecording(int stream_id);