[llvm] Use a new constructor of ArrayRef (NFC) (#146008)

ArrayRef now has a new constructor that takes a parameter whose type
has data() and size().  This patch migrates:

  ArrayRef<T>(X.data(), X.size()

to:

  ArrayRef<T>(X)

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/unittests/Support/Base64Test.cpp b/llvm/unittests/Support/Base64Test.cpp
index e6e54bb..1c4766f 100644
--- a/llvm/unittests/Support/Base64Test.cpp
+++ b/llvm/unittests/Support/Base64Test.cpp
@@ -31,7 +31,7 @@ void TestBase64Decode(StringRef Input, StringRef Expected,
   if (ExpectedErrorMessage.empty()) {
     ASSERT_THAT_ERROR(decodeBase64(Input, DecodedBytes), Succeeded());
     EXPECT_EQ(llvm::ArrayRef<char>(DecodedBytes),
-              llvm::ArrayRef<char>(Expected.data(), Expected.size()));
+              llvm::ArrayRef<char>(Expected));
   } else {
     ASSERT_THAT_ERROR(decodeBase64(Input, DecodedBytes),
                       FailedWithMessage(ExpectedErrorMessage));