Migrate WTF::Vector::append() to ::push_back() [part 1 of N]

third_party/WebKit/Source/wtf/Vector.h

Index: third_party/WebKit/Source/wtf/Vector.h
diff --git a/third_party/WebKit/Source/wtf/Vector.h b/third_party/WebKit/Source/wtf/Vector.h
index e020aceae80e6644a1f7d9149a3e3cad493642c9..f069d933fca4d57674a09a6260c1682f0210eb9c 100644
--- a/third_party/WebKit/Source/wtf/Vector.h
+++ b/third_party/WebKit/Source/wtf/Vector.h
@@ -945,6 +945,8 @@ class Vector
   void append(const U*, size_t);
   template <typename U>
   void append(U&&);
+  template <typename U>
+  void push_back(U&&);
   template <typename... Args>
   T& emplace_back(Args&&...);
   template <typename U>
@@ -1382,6 +1384,12 @@ void Vector<T, inlineCapacity, Allocator>::append(const U* data,
 
 template <typename T, size_t inlineCapacity, typename Allocator>
 template <typename U>
+ALWAYS_INLINE void Vector<T, inlineCapacity, Allocator>::push_back(U&& val) {
+  return append(std::forward<U>(val));
+}
+
+template <typename T, size_t inlineCapacity, typename Allocator>
+template <typename U>
 ALWAYS_INLINE void Vector<T, inlineCapacity, Allocator>::append(U&& val) {
   ASSERT(Allocator::isAllocationAllowed());
   if (LIKELY(size() != capacity())) {