Move earley_parser.rs to a more appropriate place

src/libsyntax/ext/tt/transcribe.rs

@@ -1,7 +1,7 @@
 import util::interner::interner;
 import diagnostic::span_handler;
 import ast::{tt_delim,tt_flat,tt_dotdotdot,tt_interpolate,ident};
-import ext::earley_parser::arb_depth;
+import earley_parser::arb_depth;
 import codemap::span;
 import parse::token::{EOF,token};
 

src/libsyntax/parse/parser.rs

@@ -1122,7 +1122,7 @@ class parser {
             let rdr = lexer::new_tt_reader(self.reader.span_diag(),
                                            self.reader.interner(), none, tts)
                 as reader;
-            ext::earley_parser::parse(self.sess, self.cfg, rdr, ms);
+            ext::tt::earley_parser::parse(self.sess, self.cfg, rdr, ms);
           }
           _ { fail; }
         }

src/libsyntax/syntax.rc

@@ -65,9 +65,9 @@ mod ext {
     mod qquote;
     mod build;
 
-    mod earley_parser;
     mod tt {
         mod transcribe;
+        mod earley_parser;
     }
 
     mod fmt;