Remove the JSON AST printing support.

src/codegen.cc

-// Copyright 2011 the V8 project authors. All rights reserved.
+// 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
 //       with the distribution.
@@ skipping 43 matching lines @@
 
 #endif  // DEBUG
 
 #undef __
 
 
 void CodeGenerator::MakeCodePrologue(CompilationInfo* info) {
 #ifdef DEBUG
   bool print_source = false;
   bool print_ast = false;
-  bool print_json_ast = false;
   const char* ftype;
 
   if (Isolate::Current()->bootstrapper()->IsActive()) {
     print_source = FLAG_print_builtin_source;
     print_ast = FLAG_print_builtin_ast;
-    print_json_ast = FLAG_print_builtin_json_ast;
     ftype = "builtin";
   } else {
     print_source = FLAG_print_source;
     print_ast = FLAG_print_ast;
-    print_json_ast = FLAG_print_json_ast;
     Vector<const char> filter = CStrVector(FLAG_hydrogen_filter);
     if (print_source && !filter.is_empty()) {
       print_source = info->function()->name()->IsEqualTo(filter);
     }
     if (print_ast && !filter.is_empty()) {
       print_ast = info->function()->name()->IsEqualTo(filter);
     }
-    if (print_json_ast && !filter.is_empty()) {
-      print_json_ast = info->function()->name()->IsEqualTo(filter);
-    }
     ftype = "user-defined";
   }
 
   if (FLAG_trace_codegen || print_source || print_ast) {
     PrintF("*** Generate code for %s function: ", ftype);
     info->function()->name()->ShortPrint();
     PrintF(" ***\n");
   }
 
   if (print_source) {
     PrintF("--- Source from AST ---\n%s\n",
            PrettyPrinter().PrintProgram(info->function()));
   }
 
   if (print_ast) {
     PrintF("--- AST ---\n%s\n",
            AstPrinter().PrintProgram(info->function()));
   }
-
-  if (print_json_ast) {
-    JsonAstBuilder builder;
-    PrintF("%s", builder.BuildProgram(info->function()));
-  }
 #endif  // DEBUG
 }
 
 
 Handle<Code> CodeGenerator::MakeCodeEpilogue(MacroAssembler* masm,
                                              Code::Flags flags,
                                              CompilationInfo* info) {
   Isolate* isolate = info->isolate();
 
   // Allocate and install the code.
@@ skipping 102 matching lines @@
   ASSERT(result_size_ == 1 || result_size_ == 2);
 #ifdef _WIN64
   return result | ((result_size_ == 1) ? 0 : 2);
 #else
   return result;
 #endif
 }
 
 
 } }  // namespace v8::internal