[heap] Set progress bar flag for FixedArray upon allocation

src/heap/spaces.h

 // Copyright 2011 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.
 
 #ifndef V8_HEAP_SPACES_H_
 #define V8_HEAP_SPACES_H_
 
 #include <list>
 #include <memory>
 #include <unordered_set>
@@ skipping 480 matching lines @@
   }
 
   void set_progress_bar(int progress_bar) {
     DCHECK(IsFlagSet(HAS_PROGRESS_BAR));
     progress_bar_ = progress_bar;
   }
 
   void ResetProgressBar() {
     if (IsFlagSet(MemoryChunk::HAS_PROGRESS_BAR)) {
       set_progress_bar(0);
-      ClearFlag(MemoryChunk::HAS_PROGRESS_BAR);
     }
   }
 
   inline Bitmap* markbits() {
     return Bitmap::FromAddress(address() + kHeaderSize);
   }
 
   inline uint32_t AddressToMarkbitIndex(Address addr) {
     return static_cast<uint32_t>(addr - this->address()) >> kPointerSizeLog2;
   }
@@ skipping 2436 matching lines @@
   PageIterator old_iterator_;
   PageIterator code_iterator_;
   PageIterator map_iterator_;
   LargePageIterator lo_iterator_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_HEAP_SPACES_H_