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

src/heap.h

 // 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 416 matching lines @@
 
   Heap* heap_;
 
   DISALLOW_COPY_AND_ASSIGN(ExternalStringTable);
 };
 
 
 class Heap {
  public:
   // Configure heap size before setup. Return false if the heap has been
-  // setup already.
+  // set up already.
   bool ConfigureHeap(int max_semispace_size,
                      intptr_t max_old_gen_size,
                      intptr_t max_executable_size);
   bool ConfigureHeapDefault();
 
   // Initializes the global object heap. If create_heap_objects is true,
   // also creates the basic non-mutable objects.
   // Returns whether it succeeded.
-  bool Setup(bool create_heap_objects);
+  bool SetUp(bool create_heap_objects);
 
   // Destroys all memory allocated by the heap.
   void TearDown();
 
   // Set the stack limit in the roots_ array.  Some architectures generate
   // code that looks here, because it is faster than loading from the static
   // jslimit_/real_jslimit_ variable in the StackGuard.
   void SetStackLimits();
 
-  // Returns whether Setup has been called.
-  bool HasBeenSetup();
+  // Returns whether SetUp has been called.
+  bool HasBeenSetUp();
 
   // Returns the maximum amount of memory reserved for the heap.  For
   // the young generation, we reserve 4 times the amount needed for a
   // semi space.  The young generation consists of two semi spaces and
   // we reserve twice the amount needed for those in order to ensure
   // that new space can be aligned to its size.
   intptr_t MaxReserved() {
     return 4 * reserved_semispace_size_ + max_old_generation_size_;
   }
   int MaxSemiSpaceSize() { return max_semispace_size_; }
@@ skipping 1436 matching lines @@
   unsigned int gc_count_at_last_idle_gc_;
   int scavenges_since_last_idle_round_;
 
   static const int kMaxMarkSweepsInIdleRound = 7;
   static const int kIdleScavengeThreshold = 5;
 
   // Shared state read by the scavenge collector and set by ScavengeObject.
   PromotionQueue promotion_queue_;
 
   // Flag is set when the heap has been configured.  The heap can be repeatedly
-  // configured through the API until it is setup.
+  // configured through the API until it is set up.
   bool configured_;
 
   ExternalStringTable external_string_table_;
 
   VisitorDispatchTable<ScavengingCallback> scavenging_visitors_table_;
 
   MemoryChunk* chunks_queued_for_free_;
 
   friend class Factory;
   friend class GCTracer;
@@ skipping 685 matching lines @@
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer);
 };
 #endif  // DEBUG || LIVE_OBJECT_LIST
 
 } }  // namespace v8::internal
 
 #undef HEAP
 
 #endif  // V8_HEAP_H_