Move EmptyString, kWhitespace and the BOM to base.

testing/android/native_test_util.cc

Index: testing/android/native_test_util.cc
diff --git a/testing/android/native_test_util.cc b/testing/android/native_test_util.cc
index ff2c47ebf7de7dd34e80c0c4dabfa1ca21bd2652..c814e6f20ec18a367b59fa89be69b03ed46bfcb8 100644
--- a/testing/android/native_test_util.cc
+++ b/testing/android/native_test_util.cc
@@ -13,7 +13,7 @@ namespace {
 
 void ParseArgsFromString(const std::string& command_line,
                          std::vector<std::string>* args) {
-  base::StringTokenizer tokenizer(command_line, kWhitespaceASCII);
+  base::StringTokenizer tokenizer(command_line, base::kWhitespaceASCII);
   tokenizer.set_quote_chars("\"");
   while (tokenizer.GetNext()) {
     std::string token;