Fix flaky PPAPITest.FlashClipboard.

ppapi/tests/test_utils.cc

 // Copyright (c) 2011 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_utils.h"
 
 #include <stdio.h>
+#if defined(_MSC_VER)
+#include <windows.h>
+#else
+#include <unistd.h>
+#endif
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/cpp/module.h"
 
+const int kActionTimeoutMs = 10000;
+
 const PPB_Testing_Dev* GetTestingInterface() {
   static const PPB_Testing_Dev* g_testing_interface =
       reinterpret_cast<PPB_Testing_Dev const*>(
           pp::Module::Get()->GetBrowserInterface(PPB_TESTING_DEV_INTERFACE));
   return g_testing_interface;
 }
 
 std::string ReportError(const char* method, int32_t error) {
   char error_as_string[12];
   sprintf(error_as_string, "%d", static_cast<int>(error));
   std::string result = method + std::string(" failed with error: ") +
       error_as_string;
   return result;
 }
 
+void PlatformSleep(int duration_ms) {
+#if defined(_MSC_VER)
+  ::Sleep(duration_ms);
+#else
+  usleep(duration_ms * 1000);
+#endif
+}
+
 TestCompletionCallback::TestCompletionCallback(PP_Instance instance)
     : have_result_(false),
       result_(PP_OK_COMPLETIONPENDING),
       force_async_(false),
       post_quit_task_(false),
       run_count_(0),
       instance_(instance) {
 }
 
 TestCompletionCallback::TestCompletionCallback(PP_Instance instance,
@@ skipping 28 matching lines @@
   TestCompletionCallback* callback =
       static_cast<TestCompletionCallback*>(user_data);
   callback->result_ = result;
   callback->have_result_ = true;
   callback->run_count_++;
   if (callback->post_quit_task_) {
     callback->post_quit_task_ = false;
     GetTestingInterface()->QuitMessageLoop(callback->instance_);
   }
 }