Add std::string versions of URLRequestMockHTTPJob::GetMockUrl and GetMockHttpsUrl.

net/test/url_request/url_request_mock_http_job.h

Index: net/test/url_request/url_request_mock_http_job.h
diff --git a/net/test/url_request/url_request_mock_http_job.h b/net/test/url_request/url_request_mock_http_job.h
index 06c31009c8b13c61bcacca71de3df3c1f1466494..70839f5292ffd24d5af535e02de96e902a81f7a3 100644
--- a/net/test/url_request/url_request_mock_http_job.h
+++ b/net/test/url_request/url_request_mock_http_job.h
@@ -48,6 +48,11 @@ class URLRequestMockHTTPJob : public URLRequestFileJob {
 
   // Given the path to a file relative to the path passed to AddUrlHandler(),
   // construct a mock URL.
+  static GURL GetMockUrl(const std::string& path);
+  static GURL GetMockHttpsUrl(const std::string& path);
+
+  // Like above, but takes a FilePath. These methods are deprecated. Prefer the
+  // std::string versions. See http://crbug.com/496936.
   static GURL GetMockUrl(const base::FilePath& path);
   static GURL GetMockHttpsUrl(const base::FilePath& path);