fix narrowing conversion warning in SpdyFramerTest.CreatePriority

net/spdy/spdy_framer_test.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 <algorithm>
 #include <iostream>
 #include <limits>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 2969 matching lines @@
 }
 
 TEST_P(SpdyFramerTest, CreatePriority) {
   if (spdy_version_ <= SPDY3) {
     return;
   }
 
   SpdyFramer framer(spdy_version_);
 
   const char kDescription[] = "PRIORITY frame";
-  const char kType = static_cast<unsigned char>(
+  const unsigned char kType = static_cast<unsigned char>(
       SpdyConstants::SerializeFrameType(spdy_version_, PRIORITY));
   const unsigned char kFrameData[] = {
       0x00, 0x05, kType, 0x00,
       0x00, 0x00, 0x00, 0x02,  // Stream ID = 2
       0x80, 0x00, 0x00,  0x01,  // Exclusive dependency, parent stream ID = 1
       0x10,                     // Weight = 16
   };
   SpdyPriorityIR priority_ir(2, 1, 16, true);
   scoped_ptr<SpdySerializedFrame> frame(framer.SerializeFrame(priority_ir));
   CompareFrame(kDescription, *frame, kFrameData, arraysize(kFrameData));
@@ skipping 2361 matching lines @@
   EXPECT_EQ(4u, framer.MapWeightToPriority(109));
   EXPECT_EQ(4u, framer.MapWeightToPriority(74));
   EXPECT_EQ(5u, framer.MapWeightToPriority(73));
   EXPECT_EQ(5u, framer.MapWeightToPriority(37));
   EXPECT_EQ(6u, framer.MapWeightToPriority(36));
   EXPECT_EQ(6u, framer.MapWeightToPriority(1));
   EXPECT_EQ(7u, framer.MapWeightToPriority(0));
 }
 
 }  // namespace net