Update SplitString calls in chrome.

chrome/browser/extensions/api/file_system/file_system_api_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 "chrome/browser/extensions/api/file_system/file_system_api.h"
 
 #include <vector>
 
 #include "base/files/file_path.h"
 #include "base/run_loop.h"
@@ skipping 43 matching lines @@
 
 AcceptOption* BuildAcceptOption(const std::string& description,
                                 const std::string& mime_types,
                                 const std::string& extensions) {
   AcceptOption* option = new AcceptOption();
 
   if (!description.empty())
     option->description.reset(new std::string(description));
 
   if (!mime_types.empty()) {
-    option->mime_types.reset(new std::vector<std::string>());
-    base::SplitString(mime_types, ',', option->mime_types.get());
+    option->mime_types.reset(new std::vector<std::string>(
+        base::SplitString(mime_types, ",",
+                          base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL)));
   }
 
   if (!extensions.empty()) {
-    option->extensions.reset(new std::vector<std::string>());
-    base::SplitString(extensions, ',', option->extensions.get());
+    option->extensions.reset(new std::vector<std::string>(
+        base::SplitString(extensions, ",",
+                          base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL)));
   }
 
   return option;
 }
 
 #if defined(OS_WIN)
 #define ToStringType base::UTF8ToWide
 #else
 #define ToStringType
 #endif
@@ skipping 343 matching lines @@
     base::RunLoop().RunUntilIdle();
 
     EXPECT_EQ(1, delegate.show_dialog_counter());
     EXPECT_EQ(0, delegate.show_notification_counter());
     EXPECT_EQ(ConsentProvider::CONSENT_REJECTED, result);
   }
 }
 #endif
 
 }  // namespace extensions