Bug 1204776: P4. Have VPX/Opus/Vorbis decoder use PlatformDecoderModule log. r=cpearce

dom/media/platforms/agnostic/OpusDecoder.cpp

@@ -12,13 +12,12 @@
 #include <stdint.h>
 #include <inttypes.h>  // For PRId64
 
-#define OPUS_DEBUG(arg, ...) MOZ_LOG(gMediaDecoderLog, mozilla::LogLevel::Debug, \
+extern PRLogModuleInfo* GetPDMLog();
+#define OPUS_DEBUG(arg, ...) MOZ_LOG(GetPDMLog(), mozilla::LogLevel::Debug, \
     ("OpusDataDecoder(%p)::%s: " arg, this, __func__, ##__VA_ARGS__))
 
 namespace mozilla {
 
-extern PRLogModuleInfo* gMediaDecoderLog;
-
 OpusDataDecoder::OpusDataDecoder(const AudioInfo& aConfig,
                                  FlushableTaskQueue* aTaskQueue,
                                  MediaDataDecoderCallback* aCallback)

dom/media/platforms/agnostic/VPXDecoder.cpp

@@ -13,15 +13,14 @@
 #include <algorithm>
 
 #undef LOG
-#define LOG(arg, ...) MOZ_LOG(gMediaDecoderLog, mozilla::LogLevel::Debug, ("VPXDecoder(%p)::%s: " arg, this, __func__, ##__VA_ARGS__))
+extern PRLogModuleInfo* GetPDMLog();
+#define LOG(arg, ...) MOZ_LOG(GetPDMLog(), mozilla::LogLevel::Debug, ("VPXDecoder(%p)::%s: " arg, this, __func__, ##__VA_ARGS__))
 
 namespace mozilla {
 
 using namespace gfx;
 using namespace layers;
 
-extern PRLogModuleInfo* gMediaDecoderLog;
-
 VPXDecoder::VPXDecoder(const VideoInfo& aConfig,
                        ImageContainer* aImageContainer,
                        FlushableTaskQueue* aTaskQueue,

dom/media/platforms/agnostic/VorbisDecoder.cpp

@@ -12,12 +12,11 @@
 #include "nsAutoPtr.h"
 
 #undef LOG
-#define LOG(type, msg) MOZ_LOG(gMediaDecoderLog, type, msg)
+extern PRLogModuleInfo* GetPDMLog();
+#define LOG(type, msg) MOZ_LOG(GetPDMLog(), type, msg)
 
 namespace mozilla {
 
-extern PRLogModuleInfo* gMediaDecoderLog;
-
 ogg_packet InitVorbisPacket(const unsigned char* aData, size_t aLength,
                          bool aBOS, bool aEOS,
                          int64_t aGranulepos, int64_t aPacketNo)