Revert "Various redemptions"

pkg/compiler/lib/src/resolution/resolution_strategy.dart

Index: pkg/compiler/lib/src/resolution/resolution_strategy.dart
diff --git a/pkg/compiler/lib/src/resolution/resolution_strategy.dart b/pkg/compiler/lib/src/resolution/resolution_strategy.dart
index ee21ec0397a20326818ad63fec1ec727853afd36..62b23ea93cd4a9667edda62f7dddf8d627cc4714 100644
--- a/pkg/compiler/lib/src/resolution/resolution_strategy.dart
+++ b/pkg/compiler/lib/src/resolution/resolution_strategy.dart
@@ -668,12 +668,6 @@ class _CompilerElementEnvironment implements ElementEnvironment {
   }
 
   @override
-  DartType getFieldType(covariant FieldElement field) {
-    field.computeType(_resolution);
-    return field.type;
-  }
-
-  @override
   ResolutionFunctionType getLocalFunctionType(
       covariant LocalFunctionElement function) {
     return function.type;