Issue 19801. Fix for inlining referenced function with an expression body.

pkg/analysis_server/lib/src/services/refactoring/inline_method.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 services.src.refactoring.inline_method;
 
 import 'dart:async';
 
 import 'package:analysis_server/src/protocol.dart' hide Element;
 import 'package:analysis_server/src/services/correction/source_range.dart';
 import 'package:analysis_server/src/services/correction/status.dart';
+import 'package:analysis_server/src/services/correction/strings.dart';
 import 'package:analysis_server/src/services/correction/util.dart';
 import 'package:analysis_server/src/services/refactoring/refactoring.dart';
 import 'package:analysis_server/src/services/refactoring/refactoring_internal.dart';
 import 'package:analysis_server/src/services/search/element_visitors.dart';
 import 'package:analysis_server/src/services/search/hierarchy.dart';
 import 'package:analysis_server/src/services/search/search_engine.dart';
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/source.dart';
 
@@ skipping 566 matching lines @@
       // not invocation, just reference to function
       String source;
       {
         source = ref._methodUtils.getRangeText(
             rangeStartEnd(ref._methodParameters.leftParenthesis, ref._methodNode));
         String methodPrefix =
             ref._methodUtils.getLinePrefix(ref._methodNode.offset);
         source =
             _refUtils.replaceSourceIndent(source, methodPrefix, _refPrefix);
         source = source.trim();
+        source = removeEnd(source, ';');
       }
       // do insert
       SourceRange range = rangeNode(_node);
       SourceEdit edit = new SourceEdit.range(range, source);
       ref.change.addEdit(_refFile, edit);
     }
   }
 
   bool _shouldProcess() {
     if (!ref.inlineAll) {
@@ skipping 185 matching lines @@
   }
 
   void _addVariable(SimpleIdentifier node) {
     VariableElement variableElement = getLocalVariableElement(node);
     if (variableElement != null) {
       SourceRange nodeRange = rangeNode(node);
       result.addVariable(variableElement, nodeRange);
     }
   }
 }