remove recursion from NewSpace::AllocateRaw*

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 "src/allocation.h"
 #include "src/base/atomicops.h"
 #include "src/base/bits.h"
@@ skipping 2640 matching lines @@
   // to be lower than actual limit and then will gradually increase it
   // in steps to guarantee that we do incremental marking steps even
   // when all allocation is performed from inlined generated code.
   intptr_t inline_allocation_limit_step_;
 
   Address top_on_previous_step_;
 
   HistogramInfo* allocated_histogram_;
   HistogramInfo* promoted_histogram_;
 
-  MUST_USE_RESULT AllocationResult
-  SlowAllocateRaw(int size_in_bytes, AllocationAlignment alignment);
+  bool EnsureAllocation(int size_in_bytes, AllocationAlignment alignment);
 
   friend class SemiSpaceIterator;
 };
 
 
 // -----------------------------------------------------------------------------
 // Old object space (includes the old space of objects and code space)
 
 class OldSpace : public PagedSpace {
  public:
@@ skipping 226 matching lines @@
     count = 0;
   }
   // Must be small, since an iteration is used for lookup.
   static const int kMaxComments = 64;
 };
 #endif
 }
 }  // namespace v8::internal
 
 #endif  // V8_HEAP_SPACES_H_