[net] Change order of RequestPriority to natural: higher > lower

net/spdy/spdy_network_transaction_spdy2_unittest.cc

Index: net/spdy/spdy_network_transaction_spdy2_unittest.cc
diff --git a/net/spdy/spdy_network_transaction_spdy2_unittest.cc b/net/spdy/spdy_network_transaction_spdy2_unittest.cc
index 6b402b61cd2fc7c6afb1ec348ea1b9f5cc161539..978e35e40364c0bdaf45308f3dd5695d60a53984 100644
--- a/net/spdy/spdy_network_transaction_spdy2_unittest.cc
+++ b/net/spdy/spdy_network_transaction_spdy2_unittest.cc
@@ -567,8 +567,8 @@ TEST_P(SpdyNetworkTransactionSpdy2Test, Get) {
 }
 
 TEST_P(SpdyNetworkTransactionSpdy2Test, GetAtEachPriority) {
-  for (RequestPriority p = HIGHEST; p < NUM_PRIORITIES;
-       p = RequestPriority(p+1)) {
+  for (RequestPriority p = MINIMUM_PRIORITY; p < NUM_PRIORITIES;
+       p = RequestPriority(p + 1)) {
     // Construct the request.
     scoped_ptr<SpdyFrame> req(ConstructSpdyGet(NULL, 0, false, 1, p));
     MockWrite writes[] = { CreateMockWrite(*req) };