Update analyzer to reflect new rules for prefixes.

pkg/analyzer/test/generated/non_error_resolver_test.dart

 // Copyright (c) 2014, 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 engine.non_error_resolver_test;
 
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/error.dart';
@@ skipping 253 matching lines @@
 F f;
 main() {
   F f2 = (() => f());
 }
 ''');
     computeLibrarySourceErrors(source);
     assertNoErrors(source);
     verify([source]);
   }
 
-  void test_assignment_to_field_with_same_name_as_prefix() {
-    // If p is an import prefix, then within a method body, p = expr should be
-    // considered equivalent to this.p = expr.
-    addNamedSource("/lib.dart", r'''
-library lib;
-''');
-    Source source = addSource(r'''
-import 'lib.dart' as p;
-class Base {
-  var p;
-}
-class Derived extends Base {
-  f() {
-    p = 0;
-  }
-}
-''');
-    computeLibrarySourceErrors(source);
-    assertErrors(source, [HintCode.UNUSED_IMPORT]);
-    verify([source]);
-  }
-
   void test_assignmentToFinal_prefixNegate() {
     Source source = addSource(r'''
 f() {
   final x = 0;
   -x;
 }''');
     computeLibrarySourceErrors(source);
     assertNoErrors(source);
     verify([source]);
   }
@@ skipping 4878 matching lines @@
 class B extends A {
   f() {
     super.m();
   }
 }''');
     computeLibrarySourceErrors(source);
     assertNoErrors(source);
     verify([source]);
   }
 
-  void test_unqualified_invocation_of_method_with_same_name_as_prefix() {
-    // If p is an import prefix, then within a method body, p() should be
-    // considered equivalent to this.p().
-    addNamedSource("/lib.dart", r'''
-library lib;
-''');
-    Source source = addSource(r'''
-import 'lib.dart' as p;
-class Base {
-  p() {}
-}
-class Derived extends Base {
-  f() {
-    p();
-  }
-}
-''');
-    computeLibrarySourceErrors(source);
-    assertErrors(source, [HintCode.UNUSED_IMPORT]);
-    verify([source]);
-  }
-
   void test_unqualifiedReferenceToNonLocalStaticMember_fromComment_new() {
     Source source = addSource(r'''
 class A {
   A() {}
   A.named() {}
 }
 /// [new A] or [new A.named]
 main() {
 }''');
     computeLibrarySourceErrors(source);
@@ skipping 336 matching lines @@
     reset();
   }
 
   void _check_wrongNumberOfParametersForOperator1(String name) {
     _check_wrongNumberOfParametersForOperator(name, "a");
   }
 
   CompilationUnit _getResolvedLibraryUnit(Source source) =>
       analysisContext.getResolvedCompilationUnit2(source, source);
 }