Add support for matching query parameters in URLMatcher

components/url_matcher/url_matcher.h

 // Copyright 2013 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.
 
 #ifndef COMPONENTS_URL_MATCHER_URL_MATCHER_H_
 #define COMPONENTS_URL_MATCHER_URL_MATCHER_H_
 
 #include <set>
 #include <vector>
 
@@ skipping 126 matching lines @@
   URLMatcherCondition CreateHostEqualsCondition(const std::string& str);
 
   URLMatcherCondition CreatePathPrefixCondition(const std::string& prefix);
   URLMatcherCondition CreatePathSuffixCondition(const std::string& suffix);
   URLMatcherCondition CreatePathContainsCondition(const std::string& str);
   URLMatcherCondition CreatePathEqualsCondition(const std::string& str);
 
   URLMatcherCondition CreateQueryPrefixCondition(const std::string& prefix);
   URLMatcherCondition CreateQuerySuffixCondition(const std::string& suffix);
   URLMatcherCondition CreateQueryContainsCondition(const std::string& str);
+  URLMatcherCondition CreateQueryContainsExactCondition(const std::string& str);
   URLMatcherCondition CreateQueryEqualsCondition(const std::string& str);
 
   // This covers the common case, where you don't care whether a domain
   // "foobar.com" is expressed as "foobar.com" or "www.foobar.com", and it
   // should be followed by a given |path_prefix|.
   URLMatcherCondition CreateHostSuffixPathPrefixCondition(
       const std::string& host_suffix,
       const std::string& path_prefix);
   URLMatcherCondition CreateHostEqualsPathPrefixCondition(
       const std::string& host,
@@ skipping 191 matching lines @@
   RegexSetMatcher origin_and_path_regex_set_matcher_;
   std::set<const StringPattern*> registered_full_url_patterns_;
   std::set<const StringPattern*> registered_url_component_patterns_;
 
   DISALLOW_COPY_AND_ASSIGN(URLMatcher);
 };
 
 }  // namespace url_matcher
 
 #endif  // COMPONENTS_URL_MATCHER_URL_MATCHER_H_