Update from https://crrev.com/311076

base/android/jni_array_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/android/jni_array.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/scoped_java_ref.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
 namespace android {
 
 TEST(JniArray, BasicConversions) {
   const uint8 kBytes[] = { 0, 1, 2, 3 };
   const size_t kLen = arraysize(kBytes);
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jbyteArray> bytes = ToJavaByteArray(env, kBytes, kLen);
   ASSERT_TRUE(bytes.obj());
 
   std::vector<uint8> vec(5);
   JavaByteArrayToByteVector(env, bytes.obj(), &vec);
   EXPECT_EQ(4U, vec.size());
-  EXPECT_EQ(std::vector<uint8>(kBytes, kBytes + kLen), vec);
+  std::vector<uint8> expected_vec(kBytes, kBytes + kLen);
+  EXPECT_EQ(expected_vec, vec);
 
   AppendJavaByteArrayToByteVector(env, bytes.obj(), &vec);
   EXPECT_EQ(8U, vec.size());
+  expected_vec.insert(expected_vec.end(), kBytes, kBytes + kLen);
+  EXPECT_EQ(expected_vec, vec);
 }
 
 void CheckIntConversion(
     JNIEnv* env,
     const int* int_array,
     const size_t len,
     const ScopedJavaLocalRef<jintArray>& ints) {
   ASSERT_TRUE(ints.obj());
 
   jsize java_array_len = env->GetArrayLength(ints.obj());
@@ skipping 129 matching lines @@
 
   EXPECT_EQ(static_cast<size_t>(kMaxItems), vec.size());
   for (int i = 0; i < kMaxItems; ++i) {
     snprintf(text, sizeof text, "%d", i);
     EXPECT_STREQ(text, vec[i].c_str());
   }
 }
 
 }  // namespace android
 }  // namespace base