Cosmetic changes ("set up" is a verb, "setup" is a noun).

src/arm/lithium-codegen-arm.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 2883 matching lines @@
   }
 
   LPointerMap* pointers = instr->pointer_map();
   RecordPosition(pointers->position());
 
   // Invoke function.
   __ SetCallKind(r5, call_kind);
   __ ldr(ip, FieldMemOperand(r1, JSFunction::kCodeEntryOffset));
   __ Call(ip);
 
-  // Setup deoptimization.
+  // Set up deoptimization.
   RecordSafepointWithLazyDeopt(instr, RECORD_SIMPLE_SAFEPOINT);
 
   // Restore context.
   __ ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
 }
 
 
 void LCodeGen::DoCallConstantFunction(LCallConstantFunction* instr) {
   ASSERT(ToRegister(instr->result()).is(r0));
   __ LoadHeapObject(r1, instr->function());
@@ skipping 1830 matching lines @@
   ASSERT(osr_pc_offset_ == -1);
   osr_pc_offset_ = masm()->pc_offset();
 }
 
 
 
 
 #undef __
 
 } }  // namespace v8::internal