Remove more things

runtime/vm/isolate.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/isolate.h"
 
 #include "include/dart_api.h"
 #include "include/dart_native_api.h"
 #include "platform/assert.h"
 #include "platform/text_buffer.h"
 #include "vm/class_finalizer.h"
 #include "vm/code_observers.h"
 #include "vm/compiler.h"
 #include "vm/compiler_stats.h"
 #include "vm/coverage.h"
 #include "vm/dart_api_message.h"
 #include "vm/dart_api_state.h"
 #include "vm/dart_entry.h"
 #include "vm/debugger.h"
 #include "vm/deopt_instructions.h"
+#include "vm/flags.h"
 #include "vm/heap.h"
 #include "vm/lockers.h"
 #include "vm/log.h"
 #include "vm/message_handler.h"
 #include "vm/object_id_ring.h"
 #include "vm/object_store.h"
 #include "vm/object.h"
 #include "vm/os_thread.h"
 #include "vm/port.h"
 #include "vm/profiler.h"
@@ skipping 782 matching lines @@
       gc_epilogue_callback_(NULL),
       defer_finalization_count_(0),
       deopt_context_(NULL),
       compiler_stats_(NULL),
       is_service_isolate_(false),
       stacktrace_(NULL),
       stack_frame_index_(-1),
       last_allocationprofile_accumulator_reset_timestamp_(0),
       last_allocationprofile_gc_timestamp_(0),
       object_id_ring_(NULL),
-      trace_buffer_(NULL),
       tag_table_(GrowableObjectArray::null()),
       deoptimized_code_array_(GrowableObjectArray::null()),
       background_compiler_(NULL),
       pending_service_extension_calls_(GrowableObjectArray::null()),
       registered_service_extension_handlers_(GrowableObjectArray::null()),
       metrics_list_head_(NULL),
       compilation_allowed_(true),
       all_classes_finalized_(false),
       next_(NULL),
       pause_loop_monitor_(NULL),
@@ skipping 118 matching lines @@
     result->debugger_ = new Debugger();
     result->debugger_->Initialize(result);
   }
   if (FLAG_trace_isolates) {
     if (name_prefix == NULL || strcmp(name_prefix, "vm-isolate") != 0) {
       OS::Print("[+] Starting isolate:\n"
                 "\tisolate:    %s\n", result->name());
     }
   }
 
-  result->compiler_stats_ = new CompilerStats(result);
-  if (FLAG_compiler_benchmark) {
-    result->compiler_stats_->EnableBenchmark();
+  if (FLAG_support_compiler_stats) {
+    result->compiler_stats_ = new CompilerStats(result);
+    if (FLAG_compiler_benchmark) {
+      result->compiler_stats_->EnableBenchmark();
+    }
   }
 
   if (FLAG_support_service) {
     ObjectIdRing::Init(result);
   }
 
   // Add to isolate list. Shutdown and delete the isolate on failure.
   if (!AddIsolateToList(result)) {
     result->LowLevelShutdown();
     Thread::ExitIsolate();
@@ skipping 791 matching lines @@
     StackZone stack_zone(thread);
     HandleScope handle_scope(thread);
 
     // Write out the coverage data if collection has been enabled.
     if ((this != Dart::vm_isolate()) &&
         !ServiceIsolate::IsServiceIsolateDescendant(this)) {
       CodeCoverage::Write(thread);
     }
 
     // Write compiler stats data if enabled.
-    if (FLAG_compiler_stats
+    if (FLAG_support_compiler_stats && FLAG_compiler_stats
         && !ServiceIsolate::IsServiceIsolateDescendant(this)
         && (this != Dart::vm_isolate())) {
       OS::Print("%s", compiler_stats()->PrintToZone());
     }
   }
 
   // Remove this isolate from the list *before* we start tearing it down, to
   // avoid exposing it in a state of decay.
   RemoveIsolateFromList(this);
 
@@ skipping 1031 matching lines @@
 void IsolateSpawnState::DecrementSpawnCount() {
   ASSERT(spawn_count_monitor_ != NULL);
   ASSERT(spawn_count_ != NULL);
   MonitorLocker ml(spawn_count_monitor_);
   ASSERT(*spawn_count_ > 0);
   *spawn_count_ = *spawn_count_ - 1;
   ml.Notify();
 }
 
 }  // namespace dart