Add 'break' and 'clear' commands to Observatory debugger.

runtime/vm/service.cc

 // Copyright (c) 2013, 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.
 
 #include "vm/service.h"
 
 #include "include/dart_api.h"
 #include "platform/globals.h"
 
 #include "vm/compiler.h"
@@ skipping 1986 matching lines @@
   }
   const char* bpt_id = js->LookupParam("breakpointId");
   SourceBreakpoint* bpt = LookupBreakpoint(isolate, bpt_id);
   if (bpt == NULL) {
     fprintf(stderr, "ERROR1");
     PrintInvalidParamError(js, "breakpointId");
     return true;
   }
   isolate->debugger()->RemoveBreakpoint(bpt->id());
 
-    fprintf(stderr, "SUCCESS");
   // TODO(turnidge): Consider whether the 'Success' type is proper.
   JSONObject jsobj(js);
   jsobj.AddProperty("type", "Success");
   jsobj.AddProperty("id", "");
   return true;
 }
 
 
 static RawClass* GetMetricsClass(Isolate* isolate) {
   const Library& prof_lib =
@@ skipping 842 matching lines @@
   while (current != NULL) {
     if (strcmp(name, current->name()) == 0) {
       return current;
     }
     current = current->next();
   }
   return NULL;
 }
 
 }  // namespace dart