Port the initial fast code generator to x64. For the constant true in...

src/ia32/fast-codegen-ia32.cc

Index: src/ia32/fast-codegen-ia32.cc
===================================================================
--- src/ia32/fast-codegen-ia32.cc	(revision 3068)
+++ src/ia32/fast-codegen-ia32.cc	(working copy)
@@ -29,7 +29,6 @@
 
 #include "codegen-inl.h"
 #include "fast-codegen.h"
-// #include "scopes.h"
 
 namespace v8 {
 namespace internal {
@@ -118,14 +117,6 @@
 }
 
 
-void FastCodeGenerator::VisitVariableProxy(VariableProxy* expr) {
-  Comment cmnt(masm_, "[ VariableProxy");
-  Expression* rewrite = expr->var()->rewrite();
-  ASSERT(rewrite != NULL);
-  Visit(rewrite);
-}
-
-
 void FastCodeGenerator::VisitLiteral(Literal* expr) {
   Comment cmnt(masm_, "[ Literal");
   __ push(Immediate(expr->handle()));