Index: webkit/extensions/v8/interval_extension.cc |
=================================================================== |
--- webkit/extensions/v8/interval_extension.cc (revision 57339) |
+++ webkit/extensions/v8/interval_extension.cc (working copy) |
@@ -1,58 +0,0 @@ |
-// Copyright (c) 2006-2008 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 "webkit/extensions/v8/interval_extension.h" |
-#include "base/time.h" |
- |
-namespace extensions_v8 { |
- |
-const char* kIntervalExtensionName = "v8/Interval"; |
- |
-class IntervalExtensionWrapper : public v8::Extension { |
- public: |
- IntervalExtensionWrapper() |
- : v8::Extension( |
- kIntervalExtensionName, |
- "var chromium;" |
- "if (!chromium)" |
- " chromium = {};" |
- "chromium.Interval = function() {" |
- " var start_ = 0;" |
- " var stop_ = 0;" |
- " native function HiResTime();" |
- " this.start = function() {" |
- " stop_ = 0;" |
- " start_ = HiResTime();" |
- " };" |
- " this.stop = function() {" |
- " stop_ = HiResTime();" |
- " if (start_ == 0)" |
- " stop_ = 0;" |
- " };" |
- " this.microseconds = function() {" |
- " var stop = stop_;" |
- " if (stop == 0 && start_ != 0)" |
- " stop = HiResTime();" |
- " return Math.ceil((stop - start_) * 1000000);" |
- " };" |
- "}") {} |
- |
- virtual v8::Handle<v8::FunctionTemplate> GetNativeFunction( |
- v8::Handle<v8::String> name) { |
- if (name->Equals(v8::String::New("HiResTime"))) { |
- return v8::FunctionTemplate::New(HiResTime); |
- } |
- return v8::Handle<v8::FunctionTemplate>(); |
- } |
- |
- static v8::Handle<v8::Value> HiResTime(const v8::Arguments& args) { |
- return v8::Number::New(base::Time::Now().ToDoubleT()); |
- } |
-}; |
- |
-v8::Extension* IntervalExtension::Get() { |
- return new IntervalExtensionWrapper(); |
-} |
- |
-} // namespace extensions_v8 |