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

pkg/analysis_server/lib/src/services/correction/strings.dart

Index: pkg/analysis_server/lib/src/services/correction/strings.dart
diff --git a/pkg/analysis_server/lib/src/services/correction/strings.dart b/pkg/analysis_server/lib/src/services/correction/strings.dart
index 05644382c5311b49924165f6af2eabcc5a4d3742..53da60bb35992a1ed1920bee5a24ae8bad4d49e4 100644
--- a/pkg/analysis_server/lib/src/services/correction/strings.dart
+++ b/pkg/analysis_server/lib/src/services/correction/strings.dart
@@ -107,6 +107,16 @@ String remove(String str, String remove) {
   return str.replaceAll(remove, '');
 }
 
+String removeEnd(String str, String remove) {
+  if (isEmpty(str) || isEmpty(remove)) {
+    return str;
+  }
+  if (str.endsWith(remove)) {
+    return str.substring(0, str.length - remove.length);
+  }
+  return str;
+}
+
 String removeStart(String str, String remove) {
   if (isEmpty(str) || isEmpty(remove)) {
     return str;