mojo/common: Decouple GURL dependency

mojo/common/common_type_converters.cc

 // 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.
 
 #include "mojo/common/common_type_converters.h"
 
 #include <string>
 
 #include "base/strings/utf_string_conversions.h"
-#include "url/gurl.h"
 
 namespace mojo {
 
 // static
 String TypeConverter<String, base::StringPiece>::Convert(
     const base::StringPiece& input) {
   if (input.empty()) {
     char c = 0;
     return String(&c, 0);
   }
@@ skipping 10 matching lines @@
     const base::string16& input) {
   return TypeConverter<String, base::StringPiece>::Convert(
       base::UTF16ToUTF8(input));
 }
 // static
 base::string16 TypeConverter<base::string16, String>::Convert(
     const String& input) {
   return base::UTF8ToUTF16(input.To<base::StringPiece>());
 }
 
-String TypeConverter<String, GURL>::Convert(const GURL& input) {
-  return String(input.spec());
-}
-
-GURL TypeConverter<GURL, String>::Convert(const String& input) {
-  return GURL(input.get());
-}
-
 std::string TypeConverter<std::string, Array<uint8_t> >::Convert(
     const Array<uint8_t>& input) {
   if (input.is_null())
     return std::string();
 
   return std::string(reinterpret_cast<const char*>(&input.front()),
                      input.size());
 }
 
 Array<uint8_t> TypeConverter<Array<uint8_t>, std::string>::Convert(
     const std::string& input) {
   Array<uint8_t> result(input.size());
   memcpy(&result.front(), input.c_str(), input.size());
   return result.Pass();
 }
 
 }  // namespace mojo