third_party/WebKit/Source/web/WebScopedMicrotaskSuppression.cpp

   1 /*
   2  * Copyright (C) 2009 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #include "config.h"
  32 #include "public/web/WebScopedMicrotaskSuppression.h"
  33
  34 #include "bindings/core/v8/V8RecursionScope.h"
  35 #include "wtf/Assertions.h"
  36 #include "wtf/OwnPtr.h"
  37
  38 namespace blink {
  39
  40 #if ENABLE(ASSERT)
  41 class WebScopedMicrotaskSuppression::Impl : public V8RecursionScope::MicrotaskSuppression {
  42 public:
  43     Impl(v8::Isolate* isolate)
  44         : V8RecursionScope::MicrotaskSuppression(isolate)
  45     {
  46     }
  47 };
  48 #endif
  49
  50 void WebScopedMicrotaskSuppression::initialize()
  51 {
  52 #if ENABLE(ASSERT)
  53     m_impl.reset(new Impl(v8::Isolate::GetCurrent()));
  54 #endif
  55 }
  56
  57 void WebScopedMicrotaskSuppression::reset()
  58 {
  59 #if ENABLE(ASSERT)
  60     m_impl.reset(0);
  61 #endif
  62 }
  63
  64 } // namespace blink