PPAPI: Force async callback invocation option.

ppapi/tests/test_utils.cc

Index: ppapi/tests/test_utils.cc
===================================================================
--- ppapi/tests/test_utils.cc	(revision 82761)
+++ ppapi/tests/test_utils.cc	(working copy)
@@ -28,11 +28,21 @@
 
 TestCompletionCallback::TestCompletionCallback(PP_Instance instance)
     : result_(PP_OK_COMPLETIONPENDING),
+      force_async_(false),
       post_quit_task_(false),
       run_count_(0),
       instance_(instance) {
 }
 
+TestCompletionCallback::TestCompletionCallback(PP_Instance instance,
+                                               bool force_async)
+    : result_(PP_OK_COMPLETIONPENDING),
+      force_async_(force_async),
+      post_quit_task_(false),
+      run_count_(0),
+      instance_(instance) {
+}
+
 int32_t TestCompletionCallback::WaitForResult() {
   result_ = PP_OK_COMPLETIONPENDING;  // Reset
   post_quit_task_ = true;
@@ -41,8 +51,11 @@
 }
 
 TestCompletionCallback::operator pp::CompletionCallback() const {
-  return pp::CompletionCallback(&TestCompletionCallback::Handler,
-                                const_cast<TestCompletionCallback*>(this));
+  pp::CompletionCallback cc(&TestCompletionCallback::Handler,
+                            const_cast<TestCompletionCallback*>(this));
+  if (!force_async_)
+    cc.set_flags(PP_COMPLETIONCALLBACK_FLAG_NOFORCEASYNC);
+  return cc;
 }
 
 // static