Refactor audio and video decoder status into common file.

media/filters/vpx_video_decoder.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 "media/filters/vpx_video_decoder.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 383 matching lines @@
   output_cb_ = BindToCurrentLoop(output_cb);
   bound_init_cb.Run(true);
 }
 
 void VpxVideoDecoder::DecodeBuffer(const scoped_refptr<DecoderBuffer>& buffer,
                                    const DecodeCB& bound_decode_cb) {
   DCHECK_NE(state_, kUninitialized)
       << "Called Decode() before successful Initialize()";
 
   if (state_ == kError) {
-    bound_decode_cb.Run(kDecodeError);
+    bound_decode_cb.Run(DecodeStatus::DECODE_ERROR);
     return;
   }
 
   if (state_ == kDecodeFinished) {
-    bound_decode_cb.Run(kOk);
+    bound_decode_cb.Run(DecodeStatus::OK);
     return;
   }
 
   if (state_ == kNormal && buffer->end_of_stream()) {
     state_ = kDecodeFinished;
-    bound_decode_cb.Run(kOk);
+    bound_decode_cb.Run(DecodeStatus::OK);
     return;
   }
 
   scoped_refptr<VideoFrame> video_frame;
   if (!VpxDecode(buffer, &video_frame)) {
     state_ = kError;
-    bound_decode_cb.Run(kDecodeError);
+    bound_decode_cb.Run(DecodeStatus::DECODE_ERROR);
     return;
   }
 
   // We might get a successful VpxDecode but not a frame if only a partial
   // decode happened.
   if (video_frame) {
     // Safe to call |output_cb_| here even if we're on the offload thread since
     // it is only set once during Initialize() and never changed.
     output_cb_.Run(video_frame);
   }
 
   // VideoDecoderShim expects |decode_cb| call after |output_cb_|.
-  bound_decode_cb.Run(kOk);
+  bound_decode_cb.Run(DecodeStatus::OK);
 }
 
 void VpxVideoDecoder::Decode(const scoped_refptr<DecoderBuffer>& buffer,
                              const DecodeCB& decode_cb) {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(buffer.get());
   DCHECK(!decode_cb.is_null());
 
   DecodeCB bound_decode_cb = BindToCurrentLoop(decode_cb);
 
@@ skipping 279 matching lines @@
       (*video_frame)->visible_data(VideoFrame::kUPlane),
       (*video_frame)->stride(VideoFrame::kUPlane),
       (*video_frame)->visible_data(VideoFrame::kVPlane),
       (*video_frame)->stride(VideoFrame::kVPlane), coded_size.width(),
       coded_size.height());
 
   return true;
 }
 
 }  // namespace media