Make source information mandatory for building send-like node in CPS

pkg/compiler/lib/src/io/position_information.dart

 // Copyright (c) 2015, 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.
 
 /// Source information system mapping that attempts a semantic mapping between
 /// offsets of JavaScript code points to offsets of Dart code points.
 
 library dart2js.source_information.position;
 
 import '../common.dart';
@@ skipping 204 matching lines @@
     // location points to the 'name' of accessed property, `b` in the
     // example. The latter is needed when both `a` and `b` are compiled into
     // JavaScript invocations.
     return new PositionSourceInformation(
         new OffsetSourceLocation(
             sourceFile, left.getBeginToken().charOffset, name),
         new OffsetSourceLocation(
             sourceFile, right.getBeginToken().charOffset, name));
   }
 
+  // TODO(johnniwinther): Clean up the use of this and [buildBinary],
+  // [buildIndex], etc.
   @override
   SourceInformation buildCall(Node receiver, Node call) {
     return new PositionSourceInformation(
         new OffsetSourceLocation(
             sourceFile, receiver.getBeginToken().charOffset, name),
         new OffsetSourceLocation(
             sourceFile, call.getBeginToken().charOffset, name));
   }
 
   @override
@@ skipping 24 matching lines @@
       }
       // TODO(johnniwinther): Are there other cases?
     }
     return null;
   }
 
   @override
   SourceInformationBuilder forContext(AstElement element) {
     return new PositionSourceInformationBuilder(element);
   }
+
+  @override
+  SourceInformation buildForeignCode(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildStringInterpolation(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildForInIterator(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildForInMoveNext(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildForInCurrent(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildForInSet(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildIndex(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildIndexSet(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildBinary(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildCatch(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildIs(Node node) => buildBegin(node);
+
+  @override
+  SourceInformation buildAs(Node node) => buildBegin(node);
 }
 
 /// The start, end and closing offsets for a [js.Node].
 class CodePosition {
   final int startPosition;
   final int endPosition;
   final int closingPosition;
 
   CodePosition(this.startPosition, this.endPosition, this.closingPosition);
 
@@ skipping 1005 matching lines @@
 
   @override
   CodePosition operator [](js.Node node) {
     CodePosition codePosition = codePositions[node];
     if (codePosition == null) {
       coverage.registerNodesWithoutOffset(node);
    }
     return codePosition;
   }
 }