Make newer GCCs happier: Fixed NULL vs. 0 confusion.

src/arm/deoptimizer-arm.cc

 // Copyright 2011 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 155 matching lines @@
   uint32_t stack_check_address_offset = Memory::uint16_at(pc_after -
       2 * kInstrSize) & 0xfff;
   Address stack_check_address_pointer = pc_after + stack_check_address_offset;
   ASSERT(Memory::uint32_at(stack_check_address_pointer) ==
          reinterpret_cast<uint32_t>(check_code->entry()));
   Memory::uint32_at(stack_check_address_pointer) =
       reinterpret_cast<uint32_t>(replacement_code->entry());
 
   RelocInfo rinfo(pc_after - 2 * kInstrSize,
                   RelocInfo::CODE_TARGET,
-                  NULL,
+                  0,
                   unoptimized_code);
   unoptimized_code->GetHeap()->incremental_marking()->RecordWriteIntoCode(
       unoptimized_code, &rinfo, replacement_code);
 }
 
 
 void Deoptimizer::RevertStackCheckCodeAt(Address pc_after,
                                          Code* check_code,
                                          Code* replacement_code) {
   const int kInstrSize = Assembler::kInstrSize;
@@ skipping 595 matching lines @@
     __ push(ip);
     __ b(&done);
     ASSERT(masm()->pc_offset() - start == table_entry_size_);
   }
   __ bind(&done);
 }
 
 #undef __
 
 } }  // namespace v8::internal