Add WARN_UNUSED_RESULT to crypto/hmac.h

net/url_request/url_request_http_job.cc

Index: net/url_request/url_request_http_job.cc
diff --git a/net/url_request/url_request_http_job.cc b/net/url_request/url_request_http_job.cc
index 11ea297d37e266ecf8d590b2c94c0fcae2312d05..26f6e161f6c65f1ff55b792a2413eb098b76c712 100644
--- a/net/url_request/url_request_http_job.cc
+++ b/net/url_request/url_request_http_job.cc
@@ -75,9 +75,12 @@ void AddAuthorizationHeader(
     }
     if (!signature.AddHttpInfo(method, request_uri, host, port))
       continue;
+    std::string authorization_header;
+    if (!signature.GenerateAuthorizationHeader(&authorization_header))
+      continue;
     request_info->extra_headers.SetHeader(
         HttpRequestHeaders::kAuthorization,
-        signature.GenerateAuthorizationHeader());
+        authorization_header);

[wtc, 2011/07/28 18:11:41]

Nit: this should fit on the previous line.

     return;  // Only add the first valid header.
   }
 }