Visual refresh of allocation profile page

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 1649 matching lines @@
   }
   if (js->HasOption("gc")) {
     if (js->OptionIs("gc", "full")) {
       should_collect = true;
     } else {
       PrintError(js, "Unrecognized gc option '%s'", js->LookupOption("gc"));
       return true;
     }
   }
   if (should_reset_accumulator) {
+    isolate->timestampLastAllocationProfileAccumulatorReset();
     isolate->class_table()->ResetAllocationAccumulators();
   }
   if (should_collect) {
+    isolate->timestampLastAllocationProfileGC();
     isolate->heap()->CollectAllGarbage();
   }
   isolate->class_table()->AllocationProfilePrintJSON(js);
   return true;
 }
 
 
 static bool HandleTypeArguments(Isolate* isolate, JSONStream* js) {
   ObjectStore* object_store = isolate->object_store();
   const Array& table = Array::Handle(object_store->canonical_type_arguments());
@@ skipping 248 matching lines @@
   JSONArray* jsarr_;
 };
 
 
 static bool HandleVM(JSONStream* js) {
   JSONObject jsobj(js);
   jsobj.AddProperty("type", "VM");
   jsobj.AddProperty("id", "vm");
   jsobj.AddProperty("targetCPU", CPU::Id());
   jsobj.AddProperty("hostCPU", HostCPUFeatures::hardware());
+  jsobj.AddPropertyF("date", "%" Pd64 "", OS::GetCurrentTimeMillis());

[koda, 2014/06/17 21:04:07]

It's potentially confusing that 'date' is in milliseconds and 'uptime' is in
seconds. Consider adding suffixes to all durations/timestamps, or standardize on
one unit.

   jsobj.AddProperty("version", Version::String());
   jsobj.AddProperty("assertsEnabled", FLAG_enable_asserts);
   jsobj.AddProperty("typeChecksEnabled", FLAG_enable_type_checks);
   int64_t start_time_micros = Dart::vm_isolate()->start_time();
   int64_t uptime_micros = (OS::GetCurrentTimeMicros() - start_time_micros);
   double seconds = (static_cast<double>(uptime_micros) /
                     static_cast<double>(kMicrosecondsPerSecond));
   jsobj.AddProperty("uptime", seconds);
 
   // Construct the isolate list.
@@ skipping 155 matching lines @@
   while (current != NULL) {
     if (strcmp(name, current->name()) == 0) {
       return current;
     }
     current = current->next();
   }
   return NULL;
 }
 
 }  // namespace dart