third_party/WebKit/Source/platform/PluginScriptForbiddenScope.cpp

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6 #include "platform/PluginScriptForbiddenScope.h"
   7
   8 #include "wtf/Assertions.h"
   9 #include "wtf/MainThread.h"
  10
  11 namespace blink {
  12
  13 static unsigned s_pluginScriptForbiddenCount = 0;
  14
  15 PluginScriptForbiddenScope::PluginScriptForbiddenScope()
  16 {
  17     ASSERT(isMainThread());
  18     ++s_pluginScriptForbiddenCount;
  19 }
  20
  21 PluginScriptForbiddenScope::~PluginScriptForbiddenScope()
  22 {
  23     ASSERT(isMainThread());
  24     ASSERT(s_pluginScriptForbiddenCount);
  25     --s_pluginScriptForbiddenCount;
  26 }
  27
  28 bool PluginScriptForbiddenScope::isForbidden()
  29 {
  30     ASSERT(isMainThread());
  31     return s_pluginScriptForbiddenCount > 0;
  32 }
  33
  34 } // namespace blink