Change to <- for types.

pkg/compiler/lib/src/js_emitter/full_emitter/declarations.dart

Index: pkg/compiler/lib/src/js_emitter/full_emitter/declarations.dart
diff --git a/pkg/compiler/lib/src/js_emitter/full_emitter/declarations.dart b/pkg/compiler/lib/src/js_emitter/full_emitter/declarations.dart
index ac14c66613ccbe807cefd6abc8403778a0f91a05..84ea6fa7686f472520e9fe152afdd8d68c930a24 100644
--- a/pkg/compiler/lib/src/js_emitter/full_emitter/declarations.dart
+++ b/pkg/compiler/lib/src/js_emitter/full_emitter/declarations.dart
@@ -7,12 +7,6 @@ part of dart2js.js_emitter.full_emitter;
 /// Enables debugging of fast/slow objects using V8-specific primitives.
 const DEBUG_FAST_OBJECTS = false;
 
-/**
- * Call-back for adding property with [name] and [value].
- */
-typedef jsAst.Property AddPropertyFunction(
-    jsAst.Name name, jsAst.Expression value);
-
 // Compact field specifications.  The format of the field specification is
 // <accessorName>:<fieldName><suffix> where the suffix and accessor name
 // prefix are optional.  The suffix directs the generation of getter and