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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "chrome/renderer/benchmarking_extension.h" | 5 #include "chrome/renderer/benchmarking_extension.h" |
| 6 | 6 |
| 7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
| 8 #include "base/metrics/stats_table.h" | 8 #include "base/metrics/stats_table.h" |
| 9 #include "base/time/time.h" | 9 #include "base/time/time.h" |
| 10 #include "content/public/common/content_switches.h" | 10 #include "content/public/common/content_switches.h" |
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| 54 " var stop = stop_;" | 54 " var stop = stop_;" |
| 55 " if (stop == 0 && start_ != 0)" | 55 " if (stop == 0 && start_ != 0)" |
| 56 " stop = HiResTime();" | 56 " stop = HiResTime();" |
| 57 " return Math.ceil(stop - start_);" | 57 " return Math.ceil(stop - start_);" |
| 58 " };" | 58 " };" |
| 59 "}" | 59 "}" |
| 60 ) {} | 60 ) {} |
| 61 | 61 |
| 62 virtual v8::Handle<v8::FunctionTemplate> GetNativeFunctionTemplate( | 62 virtual v8::Handle<v8::FunctionTemplate> GetNativeFunctionTemplate( |
| 63 v8::Isolate* isolate, | 63 v8::Isolate* isolate, |
| 64 v8::Handle<v8::String> name) OVERRIDE { | 64 v8::Handle<v8::String> name) override { |
| 65 if (name->Equals(v8::String::NewFromUtf8(isolate, "GetCounter"))) { | 65 if (name->Equals(v8::String::NewFromUtf8(isolate, "GetCounter"))) { |
| 66 return v8::FunctionTemplate::New(isolate, GetCounter); | 66 return v8::FunctionTemplate::New(isolate, GetCounter); |
| 67 } else if (name->Equals( | 67 } else if (name->Equals( |
| 68 v8::String::NewFromUtf8(isolate, "GetCounterForRenderer"))) { | 68 v8::String::NewFromUtf8(isolate, "GetCounterForRenderer"))) { |
| 69 return v8::FunctionTemplate::New(isolate, GetCounterForRenderer); | 69 return v8::FunctionTemplate::New(isolate, GetCounterForRenderer); |
| 70 } else if (name->Equals( | 70 } else if (name->Equals( |
| 71 v8::String::NewFromUtf8(isolate, "IsSingleProcess"))) { | 71 v8::String::NewFromUtf8(isolate, "IsSingleProcess"))) { |
| 72 return v8::FunctionTemplate::New(isolate, IsSingleProcess); | 72 return v8::FunctionTemplate::New(isolate, IsSingleProcess); |
| 73 } else if (name->Equals(v8::String::NewFromUtf8(isolate, "HiResTime"))) { | 73 } else if (name->Equals(v8::String::NewFromUtf8(isolate, "HiResTime"))) { |
| 74 return v8::FunctionTemplate::New(isolate, HiResTime); | 74 return v8::FunctionTemplate::New(isolate, HiResTime); |
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| 121 args.GetReturnValue().Set( | 121 args.GetReturnValue().Set( |
| 122 static_cast<double>(base::TimeTicks::HighResNow().ToInternalValue())); | 122 static_cast<double>(base::TimeTicks::HighResNow().ToInternalValue())); |
| 123 } | 123 } |
| 124 }; | 124 }; |
| 125 | 125 |
| 126 v8::Extension* BenchmarkingExtension::Get() { | 126 v8::Extension* BenchmarkingExtension::Get() { |
| 127 return new BenchmarkingWrapper(); | 127 return new BenchmarkingWrapper(); |
| 128 } | 128 } |
| 129 | 129 |
| 130 } // namespace extensions_v8 | 130 } // namespace extensions_v8 |
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