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

src/hydrogen.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 2283 matching lines @@
 
   {
     HPhase phase("Block building");
     current_block_ = graph()->entry_block();
 
     Scope* scope = info()->scope();
     if (scope->HasIllegalRedeclaration()) {
       Bailout("function with illegal redeclaration");
       return NULL;
     }
-    SetupScope(scope);
+    SetUpScope(scope);
 
     // Add an edge to the body entry.  This is warty: the graph's start
     // environment will be used by the Lithium translation as the initial
     // environment on graph entry, but it has now been mutated by the
     // Hydrogen translation of the instructions in the start block.  This
     // environment uses values which have not been defined yet.  These
     // Hydrogen instructions will then be replayed by the Lithium
     // translation, so they cannot have an environment effect.  The edge to
     // the body's entry block (along with some special logic for the start
     // block in HInstruction::InsertAfter) seals the start block from
@@ skipping 143 matching lines @@
     arguments.Add(Pop());
   }
 
   while (!arguments.is_empty()) {
     AddInstruction(new(zone()) HPushArgument(arguments.RemoveLast()));
   }
   return call;
 }
 
 
-void HGraphBuilder::SetupScope(Scope* scope) {
+void HGraphBuilder::SetUpScope(Scope* scope) {
   HConstant* undefined_constant = new(zone()) HConstant(
       isolate()->factory()->undefined_value(), Representation::Tagged());
   AddInstruction(undefined_constant);
   graph_->set_undefined_constant(undefined_constant);
 
   // Set the initial values of parameters including "this".  "This" has
   // parameter index 0.
   ASSERT_EQ(scope->num_parameters() + 1, environment()->parameter_count());
 
   for (int i = 0; i < environment()->parameter_count(); ++i) {
@@ skipping 4838 matching lines @@
     }
   }
 
 #ifdef DEBUG
   if (graph_ != NULL) graph_->Verify(false);  // No full verify.
   if (allocator_ != NULL) allocator_->Verify();
 #endif
 }
 
 } }  // namespace v8::internal