Revert "Various redemptions"

pkg/compiler/lib/src/kernel/element_map_impl.dart

Index: pkg/compiler/lib/src/kernel/element_map_impl.dart
diff --git a/pkg/compiler/lib/src/kernel/element_map_impl.dart b/pkg/compiler/lib/src/kernel/element_map_impl.dart
index 380853e75be6af85dcb108df56dc3effc7e535f7..614fd9cce3e57717279cf811d06dc62017b72c7d 100644
--- a/pkg/compiler/lib/src/kernel/element_map_impl.dart
+++ b/pkg/compiler/lib/src/kernel/element_map_impl.dart
@@ -619,12 +619,6 @@ abstract class KernelToElementMapBase extends KernelToElementMapBaseMixin {
     return data.getFunctionType(this);
   }
 
-  DartType _getFieldType(IndexedField field) {
-    assert(checkFamily(field));
-    FieldData data = _memberData[field.memberIndex];
-    return data.getFieldType(this);
-  }
-
   ClassEntity _getAppliedMixin(IndexedClass cls) {
     assert(checkFamily(cls));
     ClassData data = _classData[cls.classIndex];
@@ -1343,11 +1337,6 @@ class KernelElementEnvironment implements ElementEnvironment {
   }
 
   @override
-  DartType getFieldType(FieldEntity field) {
-    return elementMap._getFieldType(field);
-  }
-
-  @override
   FunctionType getLocalFunctionType(covariant KLocalFunction function) {
     return function.functionType;
   }