Remove several unused methods from MiscMethods

Author: bjorn3

src/context.rs

@@ -431,10 +431,6 @@ impl<'gcc, 'tcx> MiscMethods<'tcx> for CodegenCx<'gcc, 'tcx> {
         self.codegen_unit
     }
 
-    fn used_statics(&self) -> &RefCell<Vec<RValue<'gcc>>> {
-        unimplemented!();
-    }
-
     fn set_frame_pointer_type(&self, _llfn: RValue<'gcc>) {
         // TODO(antoyo)
     }
@@ -443,10 +439,6 @@ impl<'gcc, 'tcx> MiscMethods<'tcx> for CodegenCx<'gcc, 'tcx> {
         // TODO(antoyo)
     }
 
-    fn create_used_variable(&self) {
-        unimplemented!();
-    }
-
     fn declare_c_main(&self, fn_type: Self::Type) -> Option<Self::Function> {
         if self.get_declared_value("main").is_none() {
             Some(self.declare_cfn("main", fn_type))
@@ -458,14 +450,6 @@ impl<'gcc, 'tcx> MiscMethods<'tcx> for CodegenCx<'gcc, 'tcx> {
             None
         }
     }
-
-    fn compiler_used_statics(&self) -> &RefCell<Vec<RValue<'gcc>>> {
-        unimplemented!()
-    }
-
-    fn create_compiler_used_variable(&self) {
-        unimplemented!()
-    }
 }
 
 impl<'gcc, 'tcx> HasTyCtxt<'tcx> for CodegenCx<'gcc, 'tcx> {