Revert "std: convert {vec,str}::to_owned to methods."

This fixes the strange random crashes in compile-fail tests.

This reverts commit 96cd61ad034cc9e88ab6a7845c3480dbc1ea62f3.

Conflicts:
	src/librustc/driver/driver.rs
	src/libstd/str.rs
	src/libsyntax/ext/quote.rs

6 files changed, 15 insertions, 7 deletions

diff --git a/src/libsyntax/ext/asm.rs b/src/libsyntax/ext/asm.rs
index 0394ccb3efb..febb6b324b9 100644
--- a/src/libsyntax/ext/asm.rs
+++ b/src/libsyntax/ext/asm.rs
@@ -14,6 +14,7 @@
 
 use core::prelude::*;
 
+use core::vec;
 use ast;
 use codemap::span;
 use ext::base;
@@ -43,7 +44,7 @@ pub fn expand_asm(cx: @ExtCtxt, sp: span, tts: &[ast::token_tree])
                -> base::MacResult {
     let p = parse::new_parser_from_tts(cx.parse_sess(),
                                        cx.cfg(),
-                                       tts.to_owned());
+                                       vec::to_owned(tts));
 
     let mut asm = @"";
     let mut outputs = ~[];
diff --git a/src/libsyntax/ext/base.rs b/src/libsyntax/ext/base.rs
index 8e30a5880d5..997f4e2621f 100644
--- a/src/libsyntax/ext/base.rs
+++ b/src/libsyntax/ext/base.rs
@@ -10,6 +10,7 @@
 
 use core::prelude::*;
 
+use core::vec;
 use ast;
 use ast::Name;
 use codemap;
@@ -366,7 +367,7 @@ pub fn get_exprs_from_tts(cx: @ExtCtxt, tts: &[ast::token_tree])
                        -> ~[@ast::expr] {
     let p = parse::new_parser_from_tts(cx.parse_sess(),
                                        cx.cfg(),
-                                       tts.to_owned());
+                                       vec::to_owned(tts));
     let mut es = ~[];
     while *p.token != token::EOF {
         if es.len() != 0 {
diff --git a/src/libsyntax/ext/log_syntax.rs b/src/libsyntax/ext/log_syntax.rs
index ff8b492c943..4b61d4da218 100644
--- a/src/libsyntax/ext/log_syntax.rs
+++ b/src/libsyntax/ext/log_syntax.rs
@@ -10,6 +10,7 @@
 
 use core::prelude::*;
 
+use core::vec;
 use ast;
 use codemap;
 use ext::base::*;
@@ -27,7 +28,7 @@ pub fn expand_syntax_ext(cx: @ExtCtxt,
     cx.print_backtrace();
     io::stdout().write_line(
         print::pprust::tt_to_str(
-            ast::tt_delim(tt.to_owned()),
+            ast::tt_delim(vec::to_owned(tt)),
             get_ident_interner()));
 
     //trivial expression
diff --git a/src/libsyntax/ext/quote.rs b/src/libsyntax/ext/quote.rs
index 5e47862a1f0..25166eca7bb 100644
--- a/src/libsyntax/ext/quote.rs
+++ b/src/libsyntax/ext/quote.rs
@@ -10,6 +10,7 @@
 
 use core::prelude::*;
 
+use core::vec;
 use ast;
 use codemap::{BytePos, Pos, span};
 use ext::base::ExtCtxt;
@@ -38,6 +39,8 @@ pub mod rt {
     use parse;
     use print::pprust;
 
+    use core::str;
+
     pub use ast::*;
     pub use parse::token::*;
     pub use parse::new_parser_from_tts;
@@ -655,7 +658,7 @@ fn expand_tts(cx: @ExtCtxt,
     let p = parse::new_parser_from_tts(
         cx.parse_sess(),
         cx.cfg(),
-        tts.to_owned()
+        vec::to_owned(tts)
     );
     *p.quote_depth += 1u;
     let tts = p.parse_all_token_trees();
diff --git a/src/libsyntax/ext/trace_macros.rs b/src/libsyntax/ext/trace_macros.rs
index 09b3fd23434..09965b921c1 100644
--- a/src/libsyntax/ext/trace_macros.rs
+++ b/src/libsyntax/ext/trace_macros.rs
@@ -10,6 +10,7 @@
 
 use core::prelude::*;
 
+use core::vec;
 use ast;
 use codemap::span;
 use ext::base::ExtCtxt;
@@ -27,7 +28,7 @@ pub fn expand_trace_macros(cx: @ExtCtxt,
     let tt_rdr = new_tt_reader(
         copy cx.parse_sess().span_diagnostic,
         None,
-        tt.to_owned()
+        vec::to_owned(tt)
     );
     let rdr = tt_rdr as @reader;
     let rust_parser = Parser(
diff --git a/src/libsyntax/ext/tt/macro_rules.rs b/src/libsyntax/ext/tt/macro_rules.rs
index 491989c77c4..7cca7162fc8 100644
--- a/src/libsyntax/ext/tt/macro_rules.rs
+++ b/src/libsyntax/ext/tt/macro_rules.rs
@@ -10,6 +10,7 @@
 
 use core::prelude::*;
 
+use core::vec;
 use ast::{ident, matcher_, matcher, match_tok, match_nonterminal, match_seq};
 use ast::{tt_delim};
 use ast;
@@ -83,7 +84,7 @@ pub fn add_new_extension(cx: @ExtCtxt,
             io::println(fmt!("%s! { %s }",
                              cx.str_of(name),
                              print::pprust::tt_to_str(
-                                 ast::tt_delim(arg.to_owned()),
+                                 ast::tt_delim(vec::to_owned(arg)),
                                  get_ident_interner())));
         }
 
@@ -100,7 +101,7 @@ pub fn add_new_extension(cx: @ExtCtxt,
                 let arg_rdr = new_tt_reader(
                     s_d,
                     None,
-                    arg.to_owned()
+                    vec::to_owned(arg)
                 ) as @reader;
                 match parse(cx.parse_sess(), cx.cfg(), arg_rdr, *mtcs) {
                   success(named_matches) => {