Remove more feature in product mode

runtime/vm/timeline.cc

 // Copyright (c) 2015, 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 <cstdlib>
 
 #include "vm/atomic.h"
 #include "vm/isolate.h"
 #include "vm/json_stream.h"
 #include "vm/lockers.h"
 #include "vm/log.h"
 #include "vm/object.h"
 #include "vm/thread.h"
 #include "vm/timeline.h"
 
 namespace dart {
 
+#ifndef PRODUCT
+
 DEFINE_FLAG(bool, complete_timeline, false, "Record the complete timeline");
 DEFINE_FLAG(bool, trace_timeline, false,
             "Trace timeline backend");
 DEFINE_FLAG(bool, trace_timeline_analysis, false,
             "Trace timeline analysis backend");
 DEFINE_FLAG(bool, timing, false,
             "Dump isolate timing information from timeline.");
 DEFINE_FLAG(charp, timeline_dir, NULL,
             "Enable all timeline trace streams and output VM global trace "
             "into specified directory.");
@@ skipping 633 matching lines @@
   }
   event->StealArguments(arguments_length_, arguments_);
   arguments_length_ = 0;
   arguments_ = NULL;
 }
 
 
 TimelineDurationScope::TimelineDurationScope(TimelineStream* stream,
                                              const char* label)
     : TimelineEventScope(stream, label) {
+  if (!FLAG_support_timeline) {
+    return;
+  }
   timestamp_ = OS::GetCurrentMonotonicMicros();
 }
 
 
 TimelineDurationScope::TimelineDurationScope(Thread* thread,
                                              TimelineStream* stream,
                                              const char* label)
     : TimelineEventScope(thread, stream, label) {
+  if (!FLAG_support_timeline) {
+    return;
+  }
   timestamp_ = OS::GetCurrentMonotonicMicros();
 }
 
 
 TimelineDurationScope::~TimelineDurationScope() {
+  if (!FLAG_support_timeline) {
+    return;
+  }
   if (!ShouldEmitEvent()) {
     return;
   }
   TimelineEvent* event = stream()->StartEvent();
   if (event == NULL) {
     // Stream is now disabled.
     return;
   }
   ASSERT(event != NULL);
   // Emit a duration event.
   event->Duration(label(), timestamp_, OS::GetCurrentMonotonicMicros());
   StealArguments(event);
   event->Complete();
 }
 
 
 TimelineBeginEndScope::TimelineBeginEndScope(TimelineStream* stream,
                                              const char* label)
     : TimelineEventScope(stream, label) {
+  if (!FLAG_support_timeline) {
+    return;
+  }
   EmitBegin();
 }
 
 
 TimelineBeginEndScope::TimelineBeginEndScope(Thread* thread,
                                              TimelineStream* stream,
                                              const char* label)
     : TimelineEventScope(thread, stream, label) {
+  if (!FLAG_support_timeline) {
+    return;
+  }
   EmitBegin();
 }
 
 
 TimelineBeginEndScope::~TimelineBeginEndScope() {
+  if (!FLAG_support_timeline) {
+    return;
+  }
   EmitEnd();
 }
 
 
 void TimelineBeginEndScope::EmitBegin() {
+  if (!FLAG_support_timeline) {
+    return;
+  }
   if (!ShouldEmitEvent()) {
     return;
   }
   TimelineEvent* event = stream()->StartEvent();
   if (event == NULL) {
     // Stream is now disabled.
     set_enabled(false);
     return;
   }
   ASSERT(event != NULL);
   // Emit a begin event.
   event->Begin(label());
   event->Complete();
 }
 
 
 void TimelineBeginEndScope::EmitEnd() {
+  if (!FLAG_support_timeline) {
+    return;
+  }
   if (!ShouldEmitEvent()) {
     return;
   }
   TimelineEvent* event = stream()->StartEvent();
   if (event == NULL) {
     // Stream is now disabled.
     set_enabled(false);
     return;
   }
   ASSERT(event != NULL);
@@ skipping 625 matching lines @@
 }
 
 
 TimelineEventBlock* TimelineEventBlockIterator::Next() {
   ASSERT(current_ != NULL);
   TimelineEventBlock* r = current_;
   current_ = current_->next();
   return r;
 }
 
+#endif  // !PRODUCT
+
 }  // namespace dart