Add RTC_ prefix to contructormagic macros.

webrtc/voice_engine/channel_manager.h

Index: webrtc/voice_engine/channel_manager.h
diff --git a/webrtc/voice_engine/channel_manager.h b/webrtc/voice_engine/channel_manager.h
index 4aeb4225d087771b69802631f2e9eed0f34c69ac..d01fc68d0fe9c83c99ccb689367c582987de27d7 100644
--- a/webrtc/voice_engine/channel_manager.h
+++ b/webrtc/voice_engine/channel_manager.h
@@ -91,7 +91,7 @@ class ChannelManager {
     size_t iterator_pos_;
     std::vector<ChannelOwner> channels_;
 
-    DISALLOW_COPY_AND_ASSIGN(Iterator);
+    RTC_DISALLOW_COPY_AND_ASSIGN(Iterator);
   };
 
   // CreateChannel will always return a valid ChannelOwner instance. The channel
@@ -129,7 +129,7 @@ class ChannelManager {
   const Config& config_;
   rtc::scoped_ptr<RtcEventLog> event_log_;
 
-  DISALLOW_COPY_AND_ASSIGN(ChannelManager);
+  RTC_DISALLOW_COPY_AND_ASSIGN(ChannelManager);
 };
 }  // namespace voe
 }  // namespace webrtc