Switch to standard integer types in ppapi/.

ppapi/tests/test_trace_event.cc

 // Copyright 2013 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 "ppapi/tests/test_trace_event.h"
 
+#include <stdint.h>
+
 #include "ppapi/cpp/module.h"
 #include "ppapi/tests/testing_instance.h"
 
 REGISTER_TEST_CASE(TraceEvent);
 
 TestTraceEvent::TestTraceEvent(TestingInstance* instance)
     : TestCase(instance),
       interface_(NULL) {
 }
 
@@ skipping 39 matching lines @@
   int64_t last = interface_->Now();
 
   for(int i=0; i<5; ++i){
     int64_t next = interface_->Now();
     ASSERT_LE(last, next);
     last = next;
   }
 
   PASS();
 }