Consolidate scheme checks into an easy GURL method

url/gurl.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 URL_GURL_H_
 #define URL_GURL_H_
 
 #include <iosfwd>
 #include <string>
 
@@ skipping 185 matching lines @@
   // includes file: and filesystem:, which some callers may want to filter out
   // explicitly by calling SchemeIsFile[System].
   bool IsStandard() const;
 
   // Returns true if the given parameter (should be lower-case ASCII to match
   // the canonicalized scheme) is the scheme for this URL. This call is more
   // efficient than getting the scheme and comparing it because no copies or
   // object constructions are done.
   bool SchemeIs(const char* lower_ascii_scheme) const;
 
+  // Returns true if the scheme is "http" or "https".
+  bool SchemeIsHTTPOrHTTPS() const;
+
   // We often need to know if this is a file URL. File URLs are "standard", but
   // are often treated separately by some programs.
   bool SchemeIsFile() const {
     return SchemeIs("file");
   }
 
   // FileSystem URLs need to be treated differently in some cases.
   bool SchemeIsFileSystem() const {
     return SchemeIs("filesystem");
   }
@@ skipping 150 matching lines @@
   // Used for nested schemes [currently only filesystem:].
   GURL* inner_url_;
 
   // TODO bug 684583: Add encoding for query params.
 };
 
 // Stream operator so GURL can be used in assertion statements.
 URL_EXPORT std::ostream& operator<<(std::ostream& out, const GURL& url);
 
 #endif  // URL_GURL_H_