Remove deprecated_internalProblem.

pkg/front_end/lib/src/fasta/builder/class_builder.dart

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library fasta.class_builder;
 
-import '../deprecated_problems.dart' show deprecated_internalProblem;
+import '../problems.dart' show internalProblem;
 
 import 'builder.dart'
     show
         Builder,
         ConstructorReferenceBuilder,
         LibraryBuilder,
         MemberBuilder,
         MetadataBuilder,
         MixinApplicationBuilder,
         NamedTypeBuilder,
         Scope,
         ScopeBuilder,
         TypeBuilder,
         TypeDeclarationBuilder,
         TypeVariableBuilder;
 
-import '../fasta_codes.dart' show Message;
+import '../fasta_codes.dart'
+    show
+        Message,
+        templateInternalProblemNotFoundIn,
+        templateInternalProblemSuperclassNotFound;
 
 abstract class ClassBuilder<T extends TypeBuilder, R>
     extends TypeDeclarationBuilder<T, R> {
   final List<TypeVariableBuilder> typeVariables;
 
   T supertype;
 
   List<T> interfaces;
 
   final Scope scope;
@@ skipping 124 matching lines @@
       if (supertype is NamedTypeBuilder) {
         handleNamedTypeBuilder(supertype);
       } else if (supertype is MixinApplicationBuilder) {
         MixinApplicationBuilder t = supertype;
         NamedTypeBuilder s = findSuperclass(t);
         if (s != null) {
           handleNamedTypeBuilder(s);
         }
         supertype = t.supertype;
       } else {
-        deprecated_internalProblem(
-            "Superclass not found '${superclass.fullNameForErrors}'.",
-            fileUri,
-            charOffset);
+        internalProblem(
+            templateInternalProblemSuperclassNotFound
+                .withArguments(superclass.fullNameForErrors),
+            charOffset,
+            fileUri);
       }
       if (variables != null) {
         Map<TypeVariableBuilder, TypeBuilder> directSubstitutionMap =
             <TypeVariableBuilder, TypeBuilder>{};
         for (int i = 0; i < variables.length; i++) {
           TypeBuilder argument =
               i < arguments.length ? arguments[i] : dynamicType;
           if (substitutionMap != null) {
             argument = argument.subst(substitutionMap);
           }
           directSubstitutionMap[variables[i]] = argument;
         }
         substitutionMap = directSubstitutionMap;
       }
     }
     return substitutionMap;
   }
 
   void forEach(void f(String name, MemberBuilder builder)) {
     scope.forEach(f);
   }
 
   /// Don't use for scope lookup. Only use when an element is known to exist
   /// (and isn't a setter).
   MemberBuilder operator [](String name) {
     // TODO(ahe): Rename this to getLocalMember.
     return scope.local[name] ??
-        deprecated_internalProblem("Not found: '$name'.");
+        internalProblem(
+            templateInternalProblemNotFoundIn.withArguments(
+                name, fullNameForErrors),
+            -1,
+            null);
   }
 
   void addCompileTimeError(Message message, int charOffset) {
     library.addCompileTimeError(message, charOffset, fileUri);
   }
 
   void addWarning(Message message, int charOffset) {
     library.addWarning(message, charOffset, fileUri);
   }
 
   void addNit(Message message, int charOffset) {
     library.addNit(message, charOffset, fileUri);
   }
 
   void deprecated_addCompileTimeError(int charOffset, String message) {
     library.deprecated_addCompileTimeError(charOffset, message,
         fileUri: fileUri);
   }
 
   void deprecated_addWarning(int charOffset, String message) {
     library.deprecated_addWarning(charOffset, message, fileUri: fileUri);
   }
 
   void deprecated_addNit(int charOffset, String message) {
     library.deprecated_addNit(charOffset, message, fileUri: fileUri);
   }
 }