review comments: clean up code

* deduplicate logic
* fix typos
* remove unnecessary state

Author: estebank

src/librustc_typeck/check/method/mod.rs

@@ -296,8 +296,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
         opt_input_types: Option<&[Ty<'tcx>]>,
     ) -> Option<InferOk<'tcx, MethodCallee<'tcx>>> {
         debug!(
-            "lookup_in_trait_adjusted(self_ty={:?}, \
-                m_name={}, trait_def_id={:?})",
+            "lookup_in_trait_adjusted(self_ty={:?}, m_name={}, trait_def_id={:?})",
             self_ty, m_name, trait_def_id
         );
 

src/librustc_typeck/check/method/probe.rs

@@ -379,8 +379,8 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
                         self.tcx.sess,
                         span,
                         E0699,
-                        "the type of this value must be known \
-                               to call a method on a raw pointer on it"
+                        "the type of this value must be known to call a method on a raw pointer on \
+                         it"
                     )
                     .emit();
                 } else {