Mojo: Make tests under mojo/public use our own run_all_unittests.cc.

mojo/public/tests/test_support.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 "mojo/public/tests/test_support.h"
 
 #include "base/test/perf_log.h"
 #include "base/time/time.h"
-#include "mojo/system/core_impl.h"
 
 namespace mojo {
 namespace test {
 
-TestBase::TestBase() {
-  if (!system::CoreImpl::Get())
-    system::CoreImpl::Init();
-}
-
-TestBase::~TestBase() {
-}
-
 void IterateAndReportPerf(const char* test_name,
                           base::Callback<void()> single_iteration) {
   // TODO(vtl): These should be specifiable using command-line flags.
   static const size_t kGranularity = 100;
   static const double kPerftestTimeSeconds = 3.0;
 
   const base::TimeTicks start_time = base::TimeTicks::HighResNow();
   base::TimeTicks end_time;
   size_t iterations = 0;
   do {
     for (size_t i = 0; i < kGranularity; i++)
       single_iteration.Run();
     iterations += kGranularity;
 
     end_time = base::TimeTicks::HighResNow();
   } while ((end_time - start_time).InSecondsF() < kPerftestTimeSeconds);
 
   base::LogPerfResult(test_name,
                       iterations / (end_time - start_time).InSecondsF(),
                       "iterations/second");
 }
 
 }  // namespace test
 }  // namespace mojo