Remove some bogus exports.

Author: msullivan

src/libstd/deque.rs

@@ -309,4 +309,4 @@ mod tests {
         #debug("*** end test parameterized: reccy");
         #debug("*** done");
     }
-}
+}

src/libsyntax/parse/parser.rs

@@ -16,8 +16,6 @@ import ast::*;
 
 export file_type;
 export parser;
-export parse_expr;
-export parse_pat;
 export CRATE_FILE;
 export SOURCE_FILE;