net: Remove typedef net::URLRequest URLRequest;

net/base/net_util.h

Index: net/base/net_util.h
diff --git a/net/base/net_util.h b/net/base/net_util.h
index 4b87c70439bfcdc7bd3ab6f89de5e5248ac774d2..ad5795cdb3df8edcc9c3bd59dfd841f8ad81ddeb 100644
--- a/net/base/net_util.h
+++ b/net/base/net_util.h
@@ -125,7 +125,7 @@ void GetIdentityFromURL(const GURL& url,
 std::string GetHostOrSpecFromURL(const GURL& url);
 
 // Return the value of the HTTP response header with name 'name'.  'headers'
-// should be in the format that URLRequest::GetResponseHeaders() returns.
+// should be in the format that net::URLRequest::GetResponseHeaders() returns.
 // Returns the empty string if the header is not found.
 std::wstring GetSpecificHeader(const std::wstring& headers,
                                const std::wstring& name);