PPAPI: Force async callback invocation option.

ppapi/tests/test_case.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_case.h"
 
 #include <sstream>
 
 #include "ppapi/tests/test_utils.h"
 #include "ppapi/tests/testing_instance.h"
 
 TestCase::TestCase(TestingInstance* instance)
     : instance_(instance),
-      testing_interface_(NULL) {
+      testing_interface_(NULL),
+      force_async_(false) {
 }
 
 TestCase::~TestCase() {
 }
 
 // static
 std::string TestCase::MakeFailureMessage(const char* file,
                                          int line,
                                          const char* cmd) {
   // The mere presence of this local variable works around a gcc-4.2.4
@@ skipping 42 matching lines @@
   pp::Var window = instance_->GetWindowObject();
   pp::Var location = window.GetProperty("location");
   pp::Var protocol = location.GetProperty("protocol");
   if (!protocol.is_string() || protocol.AsString() != "http:") {
     instance_->AppendError("This test needs to be run over HTTP.");
     return false;
   }
 
   return true;
 }