DevTools: extract Blink-independent part of CPU profiler into V8ProfilerAgent

third_party/WebKit/Source/core/inspector/v8/V8ProfilerAgent.h

Index: third_party/WebKit/Source/core/inspector/v8/V8ProfilerAgent.h
diff --git a/third_party/WebKit/Source/core/inspector/v8/V8ProfilerAgent.h b/third_party/WebKit/Source/core/inspector/v8/V8ProfilerAgent.h
new file mode 100644
index 0000000000000000000000000000000000000000..6e375f98da4895aa8443cd527ec9432341e8d2f3
--- /dev/null
+++ b/third_party/WebKit/Source/core/inspector/v8/V8ProfilerAgent.h
@@ -0,0 +1,53 @@
+// Copyright 2015 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.
+
+#ifndef V8ProfilerAgent_h
+#define V8ProfilerAgent_h
+
+#include "core/CoreExport.h"
+#include "core/InspectorFrontend.h"
+#include "wtf/Forward.h"
+#include "wtf/Noncopyable.h"
+#include "wtf/text/WTFString.h"
+
+namespace v8 {
+class Isolate;
+}
+
+namespace blink {
+
+class InspectorState;
+
+typedef String ErrorString;
+
+class CORE_EXPORT V8ProfilerAgent {
+public:
+    static PassOwnPtr<V8ProfilerAgent> create(v8::Isolate*);
+    virtual ~V8ProfilerAgent() { }
+
+    // State management methods.
+    virtual void setInspectorState(InspectorState*) = 0;
+    virtual void setFrontend(InspectorFrontend::Profiler*) = 0;
+    virtual void clearFrontend() = 0;
+    virtual void restore() = 0;
+
+    // Protocol methods.
+    virtual void enable(ErrorString*) = 0;
+    virtual void disable(ErrorString*) = 0;
+    virtual void setSamplingInterval(ErrorString*, int) = 0;
+    virtual void start(ErrorString*) = 0;
+    virtual void stop(ErrorString*, RefPtr<TypeBuilder::Profiler::CPUProfile>&) = 0;
+
+    // API for the embedder.
+    virtual void consoleProfile(const String& title) = 0;
+    virtual void consoleProfileEnd(const String& title) = 0;
+
+    virtual void idleStarted() = 0;
+    virtual void idleFinished() = 0;
+};
+
+} // namespace blink
+
+
+#endif // !defined(V8ProfilerAgent_h)