1 /*
2  * Copyright (C) 2010 Apple Inc. All rights reserved.
3  * Copyright (C) 2010 Google Inc. All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 #ifndef ScriptProfiler_h
28 #define ScriptProfiler_h
29 
30 #if ENABLE(JAVASCRIPT_DEBUGGER)
31 #include "ScriptHeapSnapshot.h"
32 #include "ScriptProfile.h"
33 #include "ScriptState.h"
34 
35 
36 namespace WebCore {
37 
38 class ScriptProfiler {
39     WTF_MAKE_NONCOPYABLE(ScriptProfiler);
40 public:
41     class HeapSnapshotProgress {
42     public:
~HeapSnapshotProgress()43         virtual ~HeapSnapshotProgress() { }
44         virtual void Start(int totalWork) = 0;
45         virtual void Worked(int workDone) = 0;
46         virtual void Done() = 0;
47         virtual bool isCanceled() = 0;
48     };
49 
50     static void collectGarbage();
51     static void start(ScriptState* state, const String& title);
52     static PassRefPtr<ScriptProfile> stop(ScriptState* state, const String& title);
takeHeapSnapshot(const String &,HeapSnapshotProgress *)53     static PassRefPtr<ScriptHeapSnapshot> takeHeapSnapshot(const String&, HeapSnapshotProgress*) { return 0; }
54 };
55 
56 } // namespace WebCore
57 
58 #endif // ENABLE(JAVASCRIPT_DEBUGGER)
59 
60 #endif // ScriptProfiler_h
61