Update //base to chromium 9659b08ea5a34f889dc4166217f438095ddc10d2

mojo/dart/unittests/embedder_tester/validation_unittest.cc

 // Copyright 2015 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 <set>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/files/file_enumerator.h"
@@ skipping 61 matching lines @@
       }
       file_path = file_path.RemoveExtension();
       tests.insert(file_path.value());
     }
     std::vector<std::string> result;
     for (auto it = tests.begin(); it != tests.end(); it++) {
       const std::string& test_name = *it;
       std::string source;
       bool r;
       std::string filename = base::FilePath(test_name).BaseName().value();
-      if (!StartsWithASCII(filename, "conformance_", true)) {
+      if (!base::StartsWith(filename, "conformance_",
+                            base::CompareCase::SENSITIVE)) {
         // Only include conformance tests.
         continue;
       }
       base::FilePath data_path(test_name);
       data_path = data_path.AddExtension(".data");
       base::FilePath expected_path(test_name);
       expected_path = expected_path.AddExtension(".expected");
       // Test name.
       result.push_back(test_name.c_str());
       // Test's .data.
@@ skipping 11 matching lines @@
   }
 };
 
 TEST_F(DartValidationTest, validation) {
   RunTest(GetPath());
 }
 
 }  // namespace
 }  // namespace dart
 }  // namespace mojo