media: Update logging to indicate that new key has been provided

media/filters/decrypting_audio_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/decrypting_audio_decoder.h"
 
 #include <stdint.h>
 
 #include <cstdlib>
 
@@ skipping 260 matching lines @@
     DVLOG(1) << "DeliverFrame() - no key for key ID " << missing_key_id;
     MEDIA_LOG(DEBUG, media_log_) << GetDisplayName() << ": no key for key ID "
                                  << missing_key_id;
 
     // Set |pending_buffer_to_decode_| back as we need to try decoding the
     // pending buffer again when new key is added to the decryptor.
     pending_buffer_to_decode_ = scoped_pending_buffer_to_decode;
 
     if (need_to_try_again_if_nokey_is_returned) {
       // The |state_| is still kPendingDecode.
+      MEDIA_LOG(INFO, media_log_) << GetDisplayName()
+                                  << ": key was added, resuming decode";
       DecodePendingBuffer();
       return;
     }
 
     state_ = kWaitingForKey;
     waiting_for_decryption_key_cb_.Run();
     return;
   }
 
   if (status == Decryptor::kNeedMoreData) {
@@ skipping 22 matching lines @@
 
 void DecryptingAudioDecoder::OnKeyAdded() {
   DCHECK(task_runner_->BelongsToCurrentThread());
 
   if (state_ == kPendingDecode) {
     key_added_while_decode_pending_ = true;
     return;
   }
 
   if (state_ == kWaitingForKey) {
+    MEDIA_LOG(INFO, media_log_) << GetDisplayName()
+                                << ": key added, resuming decode";
     state_ = kPendingDecode;
     DecodePendingBuffer();
   }
 }
 
 void DecryptingAudioDecoder::DoReset() {
   DCHECK(init_cb_.is_null());
   DCHECK(decode_cb_.is_null());
   timestamp_helper_->SetBaseTimestamp(kNoTimestamp);
   state_ = kIdle;
@@ skipping 19 matching lines @@
     }
 
     frame->set_timestamp(current_time);
     timestamp_helper_->AddFrames(frame->frame_count());
 
     output_cb_.Run(frame);
   }
 }
 
 }  // namespace media