Cleanup the AST code by removing unused parts and get rid of the...

src/full-codegen.cc

 // Copyright 2009 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 413 matching lines @@
 }
 
 
 void FullCodeGenSyntaxChecker::VisitCompareOperation(CompareOperation* expr) {
   Visit(expr->left());
   CHECK_BAILOUT;
   Visit(expr->right());
 }
 
 
+void FullCodeGenSyntaxChecker::VisitCompareToNull(CompareToNull* expr) {
+  Visit(expr->expression());
+}
+
+
 void FullCodeGenSyntaxChecker::VisitThisFunction(ThisFunction* expr) {
   // Supported.
 }
 
 #undef BAILOUT
 #undef CHECK_BAILOUT
 
 
 void BreakableStatementChecker::Check(Statement* stmt) {
   Visit(stmt);
@@ skipping 203 matching lines @@
   Visit(expr->expression());
 }
 
 
 void BreakableStatementChecker::VisitBinaryOperation(BinaryOperation* expr) {
   Visit(expr->left());
   Visit(expr->right());
 }
 
 
+void BreakableStatementChecker::VisitCompareToNull(CompareToNull* expr) {
+  Visit(expr->expression());
+}
+
+
 void BreakableStatementChecker::VisitCompareOperation(CompareOperation* expr) {
   Visit(expr->left());
   Visit(expr->right());
 }
 
 
 void BreakableStatementChecker::VisitThisFunction(ThisFunction* expr) {
 }
 
 
@@ skipping 765 matching lines @@
   ASSERT(args->length() == 1);
   VisitForValue(args->at(0), kStack);
   __ CallRuntime(Runtime::kRegExpCloneResult, 1);
   Apply(context_, result_register());
 }
 
 #undef __
 
 
 } }  // namespace v8::internal