Clean content_settings_pattern_parser.* from unnecessary dependencies.

chrome/browser/content_settings/content_settings_utils_unittest.cc

Index: chrome/browser/content_settings/content_settings_utils_unittest.cc
diff --git a/chrome/browser/content_settings/content_settings_utils_unittest.cc b/chrome/browser/content_settings/content_settings_utils_unittest.cc
index d5eeecac3056cb147b130975715f7d3ba623c1a0..27ea9af96c7c17a84c3722855e738ec23813006c 100644
--- a/chrome/browser/content_settings/content_settings_utils_unittest.cc
+++ b/chrome/browser/content_settings/content_settings_utils_unittest.cc
@@ -6,9 +6,11 @@
 
 #include <string>
 
+#include "chrome/common/content_settings_component.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 TEST(ContentSettingsUtilsTest, ParsePatternString) {
+  InitContentSettingsComponent();
   content_settings::PatternPair pattern_pair;
 
   pattern_pair = content_settings::ParsePatternString(std::string());