Track live instance and allocation counts for classes

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 "vm/compiler.h"
 #include "vm/coverage.h"
@@ skipping 1032 matching lines @@
   Profiler::PrintToJSONStream(isolate, js, true);
   return true;
 }
 
 static bool HandleCoverage(Isolate* isolate, JSONStream* js) {
   CodeCoverage::PrintToJSONStream(isolate, js);
   return true;
 }
 
 
+static bool HandleAllocationProfile(Isolate* isolate, JSONStream* js) {
+  isolate->class_table()->AllocationProfilePrintToJSONStream(js);
+  return true;
+}
+
+
 static IsolateMessageHandlerEntry isolate_handlers[] = {
   { "_echo", HandleIsolateEcho },
+  { "allocationprofile", HandleAllocationProfile },
   { "classes", HandleClasses },
   { "code", HandleCode },
   { "coverage", HandleCoverage },
   { "debug", HandleDebug },
   { "libraries", HandleLibraries },
   { "library", HandleLibrary },
   { "name", HandleName },
   { "objecthistogram", HandleObjectHistogram},
   { "objects", HandleObjects },
   { "profile", HandleProfile },
@@ skipping 97 matching lines @@
   for (intptr_t i = 0; i < num_message_handlers; i++) {
     const RootMessageHandlerEntry& entry = root_handlers[i];
     if (!strcmp(command, entry.command)) {
       return entry.handler;
     }
   }
   return NULL;
 }
 
 }  // namespace dart