Revert of [heap] Switch to 500k pages

test/cctest/heap/test-mark-compact.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 78 matching lines @@
 
     // Array should be in the new space.
     CHECK(heap->InSpace(*array, NEW_SPACE));
     heap->CollectAllGarbage();
     heap->CollectAllGarbage();
     CHECK(heap->InSpace(*array, OLD_SPACE));
   }
 }
 
 HEAP_TEST(NoPromotion) {
-  // Page promotion allows pages to be moved to old space even in the case of
-  // OOM scenarios.
-  FLAG_page_promotion = false;
   CcTest::InitializeVM();
   Isolate* isolate = CcTest::i_isolate();
   {
     v8::HandleScope sc(CcTest::isolate());
     Heap* heap = isolate->heap();
 
     heap::SealCurrentObjects(heap);
 
     int array_length = heap::FixedArrayLenFromSize(kMaxRegularHeapObjectSize);
     Handle<FixedArray> array = isolate->factory()->NewFixedArray(array_length);
@@ skipping 366 matching lines @@
 
 
 TEST(RegressJoinThreadsOnIsolateDeinit) {
   intptr_t size_limit = ShortLivingIsolate() * 2;
   for (int i = 0; i < 10; i++) {
     CHECK_GT(size_limit, ShortLivingIsolate());
   }
 }
 
 #endif  // __linux__ and !USE_SIMULATOR