WTF/std normalization: replace WTF::Vector::first() with ::front()

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

Index: third_party/WebKit/Source/bindings/core/v8/TraceWrapperMemberTest.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/TraceWrapperMemberTest.cpp b/third_party/WebKit/Source/bindings/core/v8/TraceWrapperMemberTest.cpp
index 5991a3ff3ea1231b5574704430b01d3616a9f3bc..19cd82e6f5b069e69bf1e2de49a8e7f3a08bf1c5 100644
--- a/third_party/WebKit/Source/bindings/core/v8/TraceWrapperMemberTest.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/TraceWrapperMemberTest.cpp
@@ -23,8 +23,8 @@ TEST(TraceWrapperMemberTest, HeapVectorSwap) {
   vector2.append(Wrapper(parent2, child2));
 
   swap(vector1, vector2, parent1, parent2);
-  EXPECT_EQ(parent1, vector1.first().parent());
-  EXPECT_EQ(parent2, vector2.first().parent());
+  EXPECT_EQ(parent1, vector1.front().parent());
+  EXPECT_EQ(parent2, vector2.front().parent());
 }
 
 TEST(TraceWrapperMemberTest, HeapVectorSwap2) {
@@ -41,10 +41,10 @@ TEST(TraceWrapperMemberTest, HeapVectorSwap2) {
 
   swap(vector1, vector2, parent1);
   EXPECT_EQ(1u, vector1.size());
-  EXPECT_EQ(child2, vector1.first().get());
-  EXPECT_EQ(parent1, vector1.first().parent());
+  EXPECT_EQ(child2, vector1.front().get());
+  EXPECT_EQ(parent1, vector1.front().parent());
   EXPECT_EQ(1u, vector2.size());
-  EXPECT_EQ(child1, vector2.first().get());
+  EXPECT_EQ(child1, vector2.front().get());
 }
 
 }  // namespace blink