Update //base to chromium 9659b08ea5a34f889dc4166217f438095ddc10d2

mojo/dart/embedder/dart_controller.cc

 // Copyright 2014 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/bind.h"
 #include "base/callback.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/rand_util.h"
@@ skipping 246 matching lines @@
   // whereas above we do want to bring the whole process down for a bug in
   // library or generated code.
   return tonic::LogIfError(result);
 }
 
 Dart_Handle DartController::LibraryTagHandler(Dart_LibraryTag tag,
                                               Dart_Handle library,
                                               Dart_Handle url) {
   if (tag == Dart_kCanonicalizeUrl) {
     std::string string = tonic::StdStringFromDart(url);
-    if (StartsWithASCII(string, "dart:", true))
+    if (base::StartsWith(string, "dart:", base::CompareCase::SENSITIVE))
       return url;
   }
   return tonic::DartLibraryLoader::HandleLibraryTag(tag, library, url);
 }
 
 Dart_Isolate DartController::CreateIsolateHelper(
     void* dart_app,
     Dart_IsolateFlags* flags,
     IsolateCallbacks callbacks,
     std::string script_uri,
@@ skipping 166 matching lines @@
                                                    void* callback_data,
                                                    char** error) {
   DCHECK(script_uri != nullptr);
   auto parent_isolate_data = MojoDartState::Cast(callback_data);
   std::string script_uri_string(script_uri);
   std::string package_root_string;
   std::string base_uri_string;
 
   // If it's a file URI, strip the scheme.
   const char* file_scheme = "file://";
-  if (StartsWithASCII(script_uri_string, file_scheme, true)) {
+  if (base::StartsWith(script_uri_string, file_scheme,
+                       base::CompareCase::SENSITIVE)) {
     script_uri_string = script_uri_string.substr(strlen(file_scheme));
   }
 
   if ((parent_isolate_data != nullptr) &&
       (parent_isolate_data->script_uri() == script_uri_string)) {
     // We are spawning a function, use the parent isolate's base URI.
     base_uri_string = parent_isolate_data->base_uri();
   } else {
     // If we are spawning a URI directly, use the URI as the base URI.
     base_uri_string = std::string(script_uri);
@@ skipping 283 matching lines @@
   }
   BlockForServiceIsolateLocked();
   HandleWatcher::StopAll();
   Dart_Cleanup();
   service_isolate_running_ = false;
   initialized_ = false;
 }
 
 }  // namespace apps
 }  // namespace mojo