Allow setting break-on-exceptions option over the service protocol.

runtime/vm/debugger.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_DEBUGGER_H_
 #define VM_DEBUGGER_H_
 
 #include "include/dart_debugger_api.h"
 
 #include "vm/object.h"
@@ skipping 436 matching lines @@
 
   bool IsPaused() const { return pause_event_ != NULL; }
 
   // Indicates why the debugger is currently paused.  If the debugger
   // is not paused, this returns NULL.  Note that the debugger can be
   // paused for breakpoints, isolate interruption, and (sometimes)
   // exceptions.
   const DebuggerEvent* PauseEvent() const { return pause_event_; }
 
   void SetExceptionPauseInfo(Dart_ExceptionPauseInfo pause_info);
-  Dart_ExceptionPauseInfo GetExceptionPauseInfo();
+  Dart_ExceptionPauseInfo GetExceptionPauseInfo() const;
 
   void VisitObjectPointers(ObjectPointerVisitor* visitor);
 
   // Called from Runtime when a breakpoint in Dart code is reached.
   void BreakpointCallback();
 
   // Returns true if there is at least one breakpoint set in func or code.
   // Checks for both user-defined and internal temporary breakpoints.
   bool HasBreakpoint(const Function& func);
   bool HasBreakpoint(const Code& code);
@@ skipping 41 matching lines @@
 
   void BreakHere(const String& msg);
 
   void SignalExceptionThrown(const Instance& exc);
   void SignalIsolateEvent(DebuggerEvent::EventType type);
   static void SignalIsolateInterrupted();
 
   uword GetPatchedStubAddress(uword breakpoint_address);
 
   void PrintBreakpointsToJSONArray(JSONArray* jsarr) const;
+  void PrintSettingsToJSONObject(JSONObject* jsobj) const;
 
   static bool IsDebuggable(const Function& func);
 
  private:
   enum ResumeAction {
     kContinue,
     kStepOver,
     kStepOut,
     kSingleStep
   };
@@ skipping 102 matching lines @@
 
   friend class Isolate;
   friend class BreakpointLocation;
   DISALLOW_COPY_AND_ASSIGN(Debugger);
 };
 
 
 }  // namespace dart
 
 #endif  // VM_DEBUGGER_H_