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

net/spdy/spdy_network_transaction_spdy3_unittest.cc

 // Copyright (c) 2012 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 "net/http/http_network_transaction.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 551 matching lines @@
   NormalSpdyTransactionHelper helper(CreateGetRequest(),
                                      BoundNetLog(), GetParam());
   helper.RunToCompletion(data.get());
   TransactionHelperResult out = helper.output();
   EXPECT_EQ(OK, out.rv);
   EXPECT_EQ("HTTP/1.1 200 OK", out.status_line);
   EXPECT_EQ("hello!", out.response_data);
 }
 
 TEST_P(SpdyNetworkTransactionSpdy3Test, 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) };
 
     const int spdy_prio = reinterpret_cast<SpdySynStreamControlFrame*>(
         req.get())->priority();
     // this repeats the RequestPriority-->SpdyPriority mapping from
     // SpdyFramer::ConvertRequestPriorityToSpdyPriority to make
     // sure it's being done right.
     switch(p) {
@@ skipping 5548 matching lines @@
                                     << " Write index: "
                                     << data->write_index();
 
   // Verify the SYN_REPLY.
   HttpResponseInfo response = *trans->GetResponseInfo();
   EXPECT_TRUE(response.headers != NULL);
   EXPECT_EQ("HTTP/1.1 200 OK", response.headers->GetStatusLine());
 }
 
 }  // namespace net