Remove specialized raw Cell and Map allocators.

src/heap.cc

Index: src/heap.cc
diff --git a/src/heap.cc b/src/heap.cc
index 33ee5f3746c52de23baadc1f7bc26e431474b3ca..fa358c53929127218fbd4fd719d5bec8d3bab3b0 100644
--- a/src/heap.cc
+++ b/src/heap.cc
@@ -2436,7 +2436,7 @@ void Heap::ScavengeObjectSlow(HeapObject** p, HeapObject* object) {
 MaybeObject* Heap::AllocatePartialMap(InstanceType instance_type,
                                       int instance_size) {
   Object* result;
-  MaybeObject* maybe_result = AllocateRawMap();
+  MaybeObject* maybe_result = AllocateRaw(Map::kSize, MAP_SPACE, MAP_SPACE);
   if (!maybe_result->ToObject(&result)) return maybe_result;
 
   // Map::cast cannot be used due to uninitialized map field.
@@ -2461,7 +2461,7 @@ MaybeObject* Heap::AllocateMap(InstanceType instance_type,
                                int instance_size,
                                ElementsKind elements_kind) {
   Object* result;
-  MaybeObject* maybe_result = AllocateRawMap();
+  MaybeObject* maybe_result = AllocateRaw(Map::kSize, MAP_SPACE, MAP_SPACE);
   if (!maybe_result->To(&result)) return maybe_result;
 
   Map* map = reinterpret_cast<Map*>(result);
@@ -2953,8 +2953,11 @@ MaybeObject* Heap::AllocateHeapNumber(double value, PretenureFlag pretenure) {
 
 
 MaybeObject* Heap::AllocateCell(Object* value) {
+  int size = Cell::kSize;
+  STATIC_ASSERT(Cell::kSize <= Page::kNonCodeObjectAreaSize);
+
   Object* result;
-  { MaybeObject* maybe_result = AllocateRawCell();
+  { MaybeObject* maybe_result = AllocateRaw(size, CELL_SPACE, CELL_SPACE);
     if (!maybe_result->ToObject(&result)) return maybe_result;
   }
   HeapObject::cast(result)->set_map_no_write_barrier(cell_map());
@@ -2964,8 +2967,12 @@ MaybeObject* Heap::AllocateCell(Object* value) {
 
 
 MaybeObject* Heap::AllocatePropertyCell() {
+  int size = PropertyCell::kSize;
+  STATIC_ASSERT(PropertyCell::kSize <= Page::kNonCodeObjectAreaSize);
+
   Object* result;
-  MaybeObject* maybe_result = AllocateRawPropertyCell();
+  MaybeObject* maybe_result =
+      AllocateRaw(size, PROPERTY_CELL_SPACE, PROPERTY_CELL_SPACE);
   if (!maybe_result->ToObject(&result)) return maybe_result;
 
   HeapObject::cast(result)->set_map_no_write_barrier(