Change code in base (primarily unit tests) to use Sleep(TimeDelta).

base/threading/platform_thread_unittest.cc

 // Copyright (c) 2010 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 "base/threading/platform_thread.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
 
@@ skipping 41 matching lines @@
 
 // Tests of basic thread functions ---------------------------------------------
 
 class FunctionTestThread : public TrivialThread {
  public:
   FunctionTestThread() : thread_id_(0) {}
 
   virtual void ThreadMain() {
     thread_id_ = PlatformThread::CurrentId();
     PlatformThread::YieldCurrentThread();
-    PlatformThread::Sleep(50);
+    PlatformThread::Sleep(TimeDelta::FromMilliseconds(50));
 
     TrivialThread::ThreadMain();
   }
 
   PlatformThreadId thread_id() const { return thread_id_; }
 
  private:
   PlatformThreadId thread_id_;
 
   DISALLOW_COPY_AND_ASSIGN(FunctionTestThread);
@@ skipping 24 matching lines @@
     ASSERT_TRUE(PlatformThread::Create(0, &thread[n], &handle[n]));
   for (size_t n = 0; n < arraysize(thread); n++)
     PlatformThread::Join(handle[n]);
   for (size_t n = 0; n < arraysize(thread); n++) {
     ASSERT_TRUE(thread[n].did_run());
     EXPECT_NE(thread[n].thread_id(), main_thread_id);
   }
 }
 
 }  // namespace base