Remove many features when building product mode

runtime/vm/pages.cc

 // Copyright (c) 2012, 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/pages.h"
 
 #include "platform/assert.h"
 #include "vm/compiler_stats.h"
 #include "vm/gc_marker.h"
 #include "vm/gc_sweeper.h"
@@ skipping 655 matching lines @@
   }
   for (ExclusivePageIterator it(this); !it.Done(); it.Advance()) {
     if ((it.page()->type() != HeapPage::kExecutable) || include_code_pages) {
       it.page()->WriteProtect(read_only);
     }
   }
 }
 
 
 void PageSpace::PrintToJSONObject(JSONObject* object) const {
+  if (!FLAG_support_service) {
+    return;
+  }
   Isolate* isolate = Isolate::Current();
   ASSERT(isolate != NULL);
   JSONObject space(object, "old");
   space.AddProperty("type", "HeapSpace");
   space.AddProperty("name", "old");
   space.AddProperty("vmName", "PageSpace");
   space.AddProperty("collections", collections());
   space.AddProperty64("used", UsedInWords() * kWordSize);
   space.AddProperty64("capacity", CapacityInWords() * kWordSize);
   space.AddProperty64("external", ExternalInWords() * kWordSize);
@@ skipping 20 matching lines @@
     array_->AddValue(obj->Size() / kObjectAlignment);
     array_->AddValue(obj->GetClassId());
   }
  private:
   JSONArray* array_;
 };
 
 
 void PageSpace::PrintHeapMapToJSONStream(
     Isolate* isolate, JSONStream* stream) const {
+  if (!FLAG_support_service) {
+    return;
+  }
   JSONObject heap_map(stream);
   heap_map.AddProperty("type", "HeapMap");
   heap_map.AddProperty("freeClassId",
                        static_cast<intptr_t>(kFreeListElement));
   heap_map.AddProperty("unitSizeBytes",
                        static_cast<intptr_t>(kObjectAlignment));
   heap_map.AddProperty("pageSizeBytes", kPageSizeInWords * kWordSize);
   {
     JSONObject class_list(&heap_map, "classList");
     isolate->class_table()->PrintToJSONObject(&class_list);
@@ skipping 493 matching lines @@
     return 0;
   } else {
     ASSERT(total_time >= gc_time);
     int result = static_cast<int>((static_cast<double>(gc_time) /
                                    static_cast<double>(total_time)) * 100);
     return result;
   }
 }
 
 }  // namespace dart