[heap] Add GC accounting to slow allocation and incremental marking job

src/heap/heap.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/heap/heap.h"
 
 #include "src/accessors.h"
 #include "src/api.h"
 #include "src/assembler-inl.h"
 #include "src/ast/context-slot-cache.h"
@@ skipping 960 matching lines @@
     int remaining_in_page = static_cast<int>(page->area_end() - to_top);
     CreateFillerObjectAt(to_top, remaining_in_page, ClearRecordedSlots::kNo);
   }
 }
 
 bool Heap::CollectGarbage(GarbageCollector collector,
                           GarbageCollectionReason gc_reason,
                           const char* collector_reason,
                           const v8::GCCallbackFlags gc_callback_flags) {
   // The VM is in the GC state until exiting this function.
-  VMState<GC> state(isolate_);
+  VMState<GC> state(isolate());
   RuntimeCallTimerScope(isolate(), &RuntimeCallStats::GC);
 
 #ifdef DEBUG
   // Reset the allocation timeout to the GC interval, but make sure to
   // allow at least a few allocations after a collection. The reason
   // for this is that we have a lot of allocation sequences and we
   // assume that a garbage collection will allow the subsequent
   // allocation attempts to go through.
   allocation_timeout_ = Max(6, FLAG_gc_interval);
 #endif
@@ skipping 5387 matching lines @@
     case LO_SPACE:
       return "LO_SPACE";
     default:
       UNREACHABLE();
   }
   return NULL;
 }
 
 }  // namespace internal
 }  // namespace v8