Cleanup: Fix some lint/style errors in extensions code.

chrome/browser/extensions/api/declarative_content/content_condition_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/declarative_content/content_condition.h"
 
 #include <set>
 
 #include "base/message_loop/message_loop.h"
 #include "base/test/values_test_util.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/api/declarative_content/content_constants.h"
 #include "components/url_matcher/url_matcher.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "url/gurl.h"
 
 using testing::ElementsAre;
 using testing::HasSubstr;
 using url_matcher::URLMatcher;
 using url_matcher::URLMatcherConditionSet;
 
 namespace extensions {
 namespace {
 
 TEST(DeclarativeContentConditionTest, UnknownConditionName) {
@@ skipping 84 matching lines @@
 
   EXPECT_TRUE(result->IsFulfilled(match_data));
 
   match_data.css_selectors.clear();
   match_data.css_selectors.insert("body");
   EXPECT_FALSE(result->IsFulfilled(match_data));
 }
 
 }  // namespace
 }  // namespace extensions