Revert "Non-format-changing kernel offset changes"

pkg/kernel/lib/ast.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.
 
 /// -----------------------------------------------------------------------
 ///                           ERROR HANDLING
 /// -----------------------------------------------------------------------
 ///
 /// As a rule of thumb, errors that can be detected statically are handled by
 /// the frontend, typically by translating the erroneous code into a 'throw' or
@@ skipping 480 matching lines @@
 // ------------------------------------------------------------------------
 
 /// A indirect reference to a member, which can be updated to point at another
 /// member at a later time.
 class _MemberAccessor {
   Member target;
   _MemberAccessor(this.target);
 }
 
 abstract class Member extends TreeNode {
-  /// End offset in the source file it comes from. Valid values are from 0 and
-  /// up, or -1 ([TreeNode.noOffset]) if the file end offset is not available
-  /// (this is the default if none is specifically set).
-  int fileEndOffset = TreeNode.noOffset;
-
   /// List of metadata annotations on the member.
   ///
   /// This defaults to an immutable empty list. Use [addAnnotation] to add
   /// annotations if needed.
   List<Expression> annotations = const <Expression>[];
   Name name;
 
   /// Flags summarizing the kinds of AST nodes contained in this member, for
   /// speeding up transformations that only affect certain types of nodes.
   ///
@@ skipping 586 matching lines @@
 
 // ------------------------------------------------------------------------
 //                            FUNCTIONS
 // ------------------------------------------------------------------------
 
 /// A function declares parameters and has a body.
 ///
 /// This may occur in a procedure, constructor, function expression, or local
 /// function declaration.
 class FunctionNode extends TreeNode {
-  /// End offset in the source file it comes from. Valid values are from 0 and
-  /// up, or -1 ([TreeNode.noOffset]) if the file end offset is not available
-  /// (this is the default if none is specifically set).
-  int fileEndOffset = TreeNode.noOffset;
-
   AsyncMarker asyncMarker;
-  bool debuggable = true;
   List<TypeParameter> typeParameters;
   int requiredParameterCount;
   List<VariableDeclaration> positionalParameters;
   List<VariableDeclaration> namedParameters;
   InferredValue inferredReturnValue; // May be null.
   DartType returnType; // Not null.
   Statement body;
 
   FunctionNode(this.body,
       {List<TypeParameter> typeParameters,
@@ skipping 2533 matching lines @@
     }
   }
 }
 
 class Source {
   final List<int> lineStarts;
   final String source;
 
   Source(this.lineStarts, this.source);
 }