Fix unit test after function name change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@280129 91177308-0d34-0410-b5e6-96231b3b80d8

Author: Zachary Turner

unittests/ADT/ArrayRefTest.cpp

@@ -102,18 +102,18 @@ TEST(ArrayRefTest, DropFront) {
   EXPECT_EQ(1U, AR3.drop_front(AR3.size() - 1).size());
 }
 
-TEST(ArrayRefTest, KeepBack) {
+TEST(ArrayRefTest, TakeBack) {
   static const int TheNumbers[] = {4, 8, 15, 16, 23, 42};
   ArrayRef<int> AR1(TheNumbers);
   ArrayRef<int> AR2(AR1.end() - 1, 1);
-  EXPECT_TRUE(AR1.keep_back().equals(AR2));
+  EXPECT_TRUE(AR1.take_back().equals(AR2));
 }
 
-TEST(ArrayRefTest, KeepFront) {
+TEST(ArrayRefTest, TakeFront) {
   static const int TheNumbers[] = {4, 8, 15, 16, 23, 42};
   ArrayRef<int> AR1(TheNumbers);
   ArrayRef<int> AR2(AR1.data(), 2);
-  EXPECT_TRUE(AR1.keep_front(2).equals(AR2));
+  EXPECT_TRUE(AR1.take_front(2).equals(AR2));
 }
 
 TEST(ArrayRefTest, Equals) {