Bring back ScriptDebugServer and associated machinery

sky/engine/core/inspector/ScriptDebugListener.h

Index: sky/engine/core/inspector/ScriptDebugListener.h
diff --git a/sky/engine/core/frame/FrameConsole.h b/sky/engine/core/inspector/ScriptDebugListener.h
similarity index 52%
copy from sky/engine/core/frame/FrameConsole.h
copy to sky/engine/core/inspector/ScriptDebugListener.h
index b2d9d4e2d46fbd9e828b576a5f0bba4546ba6cac..33474c29dd09b973951f82089da8aca86b9bb680 100644
--- a/sky/engine/core/frame/FrameConsole.h
+++ b/sky/engine/core/inspector/ScriptDebugListener.h
@@ -1,5 +1,6 @@
 /*
- * Copyright (C) 2013 Apple Inc. All rights reserved.
+ * Copyright (C) 2008 Apple Inc. All rights reserved.
+ * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -26,56 +27,63 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef FrameConsole_h
-#define FrameConsole_h
+#ifndef ScriptDebugListener_h
+#define ScriptDebugListener_h
+
 
 #include "bindings/core/v8/ScriptState.h"
-#include "core/frame/ConsoleTypes.h"
-#include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
-#include "wtf/PassOwnPtr.h"
+#include "wtf/Vector.h"
+#include "wtf/text/WTFString.h"
 
 namespace blink {
 
-class ConsoleMessage;
-class ConsoleMessageStorage;
-class Document;
-class FrameHost;
-class ResourceResponse;
-class ScriptCallStack;
-
-// FrameConsole takes per-frame console messages and routes them up through the FrameHost to the ChromeClient and Inspector.
-// It's meant as an abstraction around ChromeClient calls and the way that Blink core/ can add messages to the console.
-class FrameConsole final {
-    DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(FrameConsole);
-public:
-    static PassOwnPtr<FrameConsole> create(LocalFrame& frame)
-    {
-        return adoptPtr(new FrameConsole(frame));
-    }
-
-    void addMessage(PassRefPtr<ConsoleMessage>);
-
-    void reportResourceResponseReceived(Document*, unsigned long requestIdentifier, const ResourceResponse&);
-
-    static String formatStackTraceString(const String& originalMessage, PassRefPtr<ScriptCallStack>);
+class ExecutionContext;
+class ScriptValue;
 
-    static void mute();
-    static void unmute();
+enum CompileResult { CompileSuccess, CompileError };
 
-    ConsoleMessageStorage* messageStorage();
-    void clearMessages();
-
-    void trace(Visitor*);
-
-private:
-    explicit FrameConsole(LocalFrame&);
-
-    LocalFrame& m_frame;
-
-    OwnPtr<ConsoleMessageStorage> m_consoleMessageStorage;
+class ScriptDebugListener {
+public:
+    class Script {
+    public:
+        Script()
+            : startLine(0)
+            , startColumn(0)
+            , endLine(0)
+            , endColumn(0)
+            , isContentScript(false)
+        {
+        }
+
+        String url;
+        String sourceURL;
+        String sourceMappingURL;
+        String source;
+        int startLine;
+        int startColumn;
+        int endLine;
+        int endColumn;
+        bool isContentScript;
+    };
+
+    enum SkipPauseRequest {
+        NoSkip,
+        Continue,
+        StepInto,
+        StepOut
+    };
+
+    virtual ~ScriptDebugListener() { }
+
+    virtual void didParseSource(const String& scriptId, const Script&, CompileResult) = 0;
+    virtual SkipPauseRequest didPause(ScriptState*, const ScriptValue& callFrames, const ScriptValue& exception, const Vector<String>& hitBreakpoints) = 0;
+    virtual void didContinue() = 0;
+    virtual void didReceiveV8AsyncTaskEvent(ExecutionContext*, const String& eventType, const String& eventName, int id) = 0;
+    virtual void didReceiveV8PromiseEvent(ScriptState*, v8::Handle<v8::Object> promise, v8::Handle<v8::Value> parentPromise, int status) = 0;
 };
 
 } // namespace blink
 
-#endif // FrameConsole_h
+
+#endif // ScriptDebugListener_h