Add Function based profile tree

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 2117 matching lines @@
 
 
 static bool GetCpuProfile(Isolate* isolate, JSONStream* js) {
   ProfilerService::TagOrder tag_order =
       EnumMapper(js->LookupParam("tags"), tags_enum_names, tags_enum_values);
   ProfilerService::PrintJSON(js, tag_order);
   return true;
 }
 
 
+static const MethodParameter* clear_cpu_profile_params[] = {
+  ISOLATE_PARAMETER,
+  NULL,
+};
+
+
+static bool ClearCpuProfile(Isolate* isolate, JSONStream* js) {
+  ProfilerService::ClearSamples();
+  JSONObject jsobj(js);
+  jsobj.AddProperty("type", "Success");
+  return true;
+}
+
+
 static const MethodParameter* get_allocation_profile_params[] = {
   ISOLATE_PARAMETER,
   NULL,
 };
 
 
 static bool GetAllocationProfile(Isolate* isolate, JSONStream* js) {
   bool should_reset_accumulator = false;
   bool should_collect = false;
   if (js->HasParam("reset")) {
@@ skipping 342 matching lines @@
   { "_respondWithMalformedJson", _RespondWithMalformedJson,
     NULL },
   { "_respondWithMalformedObject", _RespondWithMalformedObject,
     NULL },
   { "_triggerEchoEvent", _TriggerEchoEvent,
     NULL },
   { "addBreakpoint", AddBreakpoint,
     add_breakpoint_params },
   { "addBreakpointAtEntry", AddBreakpointAtEntry,
     add_breakpoint_at_entry_params },
+  { "clearCpuProfile", ClearCpuProfile,
+    clear_cpu_profile_params },
   { "eval", Eval,
     eval_params },
   { "getAllocationProfile", GetAllocationProfile,
     get_allocation_profile_params },
   { "getBreakpoints", GetBreakpoints,
     get_breakpoints_params },
   { "getCallSiteData", GetCallSiteData,
     get_call_site_data_params },
   { "getClassList", GetClassList,
     get_class_list_params },
@@ skipping 55 matching lines @@
     ServiceMethodDescriptor& method = service_methods_[i];
     if (strcmp(method_name, method.name) == 0) {
       return &method;
     }
   }
   return NULL;
 }
 
 
 }  // namespace dart