Migrate WTF::Deque::append() to ::push_back()

third_party/WebKit/Source/bindings/core/v8/ScriptStreamer.cpp

Index: third_party/WebKit/Source/bindings/core/v8/ScriptStreamer.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/ScriptStreamer.cpp b/third_party/WebKit/Source/bindings/core/v8/ScriptStreamer.cpp
index c1f313447808a3c207eb7372b8f40a5ca20c3119..5ee37238ea3353df376591721feb83cf76bcb4d2 100644
--- a/third_party/WebKit/Source/bindings/core/v8/ScriptStreamer.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/ScriptStreamer.cpp
@@ -122,7 +122,7 @@ class SourceStreamDataQueue {
   void produce(const uint8_t* data, size_t length) {
     MutexLocker locker(m_mutex);
     DCHECK(!m_finished);
-    m_data.append(std::make_pair(data, length));
+    m_data.push_back(std::make_pair(data, length));
     m_haveData.signal();
   }