Remove AstNode::PrettyPrint, --print-source, and --print-builtin-source

src/codegen.cc

Index: src/codegen.cc
diff --git a/src/codegen.cc b/src/codegen.cc
index 4597ae27669a4954ea1d7c841497dec6be0142af..2c0bfba1ccefae81c44309c5c85515f41d8ff44a 100644
--- a/src/codegen.cc
+++ b/src/codegen.cc
@@ -84,32 +84,24 @@ Comment::~Comment() {
 
 
 void CodeGenerator::MakeCodePrologue(CompilationInfo* info, const char* kind) {
-  bool print_source = false;
   bool print_ast = false;
   const char* ftype;
 
   if (info->isolate()->bootstrapper()->IsActive()) {
-    print_source = FLAG_print_builtin_source;
     print_ast = FLAG_print_builtin_ast;
     ftype = "builtin";
   } else {
-    print_source = FLAG_print_source;
     print_ast = FLAG_print_ast;
     ftype = "user-defined";
   }
 
-  if (FLAG_trace_codegen || print_source || print_ast) {
+  if (FLAG_trace_codegen || print_ast) {
     base::SmartArrayPointer<char> name = info->GetDebugName();
     PrintF("[generating %s code for %s function: %s]\n", kind, ftype,
            name.get());
   }
 
 #ifdef DEBUG
-  if (info->parse_info() && print_source) {
-    PrintF("--- Source from AST ---\n%s\n",
-           PrettyPrinter(info->isolate()).PrintProgram(info->literal()));
-  }
-
   if (info->parse_info() && print_ast) {
     PrintF("--- AST ---\n%s\n",
            AstPrinter(info->isolate()).PrintProgram(info->literal()));