Migrate WTF::HashSet::remove() to ::erase() [part 2]

third_party/WebKit/Source/platform/mediastream/MediaStreamSource.cpp

Index: third_party/WebKit/Source/platform/mediastream/MediaStreamSource.cpp
diff --git a/third_party/WebKit/Source/platform/mediastream/MediaStreamSource.cpp b/third_party/WebKit/Source/platform/mediastream/MediaStreamSource.cpp
index a8fd4e8e47efcb24a78cd42b1d5320b1ae54e8f8..98a314d3c753aad2b98759a2142bc525fd8e9caf 100644
--- a/third_party/WebKit/Source/platform/mediastream/MediaStreamSource.cpp
+++ b/third_party/WebKit/Source/platform/mediastream/MediaStreamSource.cpp
@@ -86,7 +86,7 @@ bool MediaStreamSource::removeAudioConsumer(
       m_audioConsumers.find(consumer);
   if (it == m_audioConsumers.end())
     return false;
-  m_audioConsumers.remove(it);
+  m_audioConsumers.erase(it);
   return true;
 }