Fix an Autofill crash caused by accessing the g_browser_process on the DB thread.

chrome/browser/autofill/phone_number_i18n_unittest.cc

 // Copyright (c) 2011 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/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/autofill/phone_number_i18n.h"
+#include "content/browser/browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using autofill_i18n::NormalizePhoneNumber;
 using autofill_i18n::ParsePhoneNumber;
 using autofill_i18n::ConstructPhoneNumber;
 using autofill_i18n::PhoneNumbersMatch;
 
-typedef testing::Test PhoneNumberI18NTest;
+class PhoneNumberI18NTest : public testing::Test {
+ public:
+  // In order to access the application locale -- which the tested functions do
+  // internally -- this test must run on the UI thread.
+  PhoneNumberI18NTest() : ui_thread_(BrowserThread::UI, &message_loop_) {}
+
+ private:
+  MessageLoopForUI message_loop_;
+  BrowserThread ui_thread_;
+
+  DISALLOW_COPY_AND_ASSIGN(PhoneNumberI18NTest);
+};
 
 TEST_F(PhoneNumberI18NTest, NormalizePhoneNumber) {
   // "Large" digits.
   string16 phone1(UTF8ToUTF16("\xEF\xBC\x91\xEF\xBC\x96\xEF\xBC\x95\xEF\xBC\x90"
                               "\xEF\xBC\x97\xEF\xBC\x94\xEF\xBC\x99\xEF\xBC\x98"
                               "\xEF\xBC\x93\xEF\xBC\x92\xEF\xBC\x93"));
   EXPECT_EQ(NormalizePhoneNumber(phone1, "US"), ASCIIToUTF16("16507498323"));
 
   // Devanagari script digits.
   string16 phone2(UTF8ToUTF16("\xD9\xA1\xD9\xA6\xD9\xA5\xD9\xA0\xD9\xA8\xD9\xA3"
@@ skipping 331 matching lines @@
   // Partial matches don't count.
   EXPECT_FALSE(PhoneNumbersMatch(ASCIIToUTF16("14158889999"),
                                  ASCIIToUTF16("8889999"),
                                  "US"));
 
   // Different numbers don't match.
   EXPECT_FALSE(PhoneNumbersMatch(ASCIIToUTF16("14158889999"),
                                  ASCIIToUTF16("1415888"),
                                  "US"));
 }