Use suffixed {uint,int}{8,16,32,64}_t types.

webrtc/base/nullsocketserver_unittest.cc

 /*
  *  Copyright 2012 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include "webrtc/base/gunit.h"
 #include "webrtc/base/nullsocketserver.h"
 #include "webrtc/test/testsupport/gtest_disable.h"
 
 namespace rtc {
 
-static const uint32 kTimeout = 5000U;
+static const uint32_t kTimeout = 5000U;
 
 class NullSocketServerTest
     : public testing::Test,
       public MessageHandler {
  public:
   NullSocketServerTest() {}
  protected:
   virtual void OnMessage(Message* message) {
     ss_.WakeUp();
   }
   NullSocketServer ss_;
 };
 
 TEST_F(NullSocketServerTest, WaitAndSet) {
   Thread thread;
   EXPECT_TRUE(thread.Start());
   thread.Post(this, 0);
   // The process_io will be ignored.
   const bool process_io = true;
   EXPECT_TRUE_WAIT(ss_.Wait(SocketServer::kForever, process_io), kTimeout);
 }
 
 TEST_F(NullSocketServerTest, TestWait) {
-  uint32 start = Time();
+  uint32_t start = Time();
   ss_.Wait(200, true);
   // The actual wait time is dependent on the resolution of the timer used by
   // the Event class. Allow for the event to signal ~20ms early.
   EXPECT_GE(TimeSince(start), 180);
 }
 
 }  // namespace rtc