dart2js: dump info about dependencies added by the enqueuer

pkg/compiler/lib/src/enqueue.dart

Index: pkg/compiler/lib/src/enqueue.dart
diff --git a/pkg/compiler/lib/src/enqueue.dart b/pkg/compiler/lib/src/enqueue.dart
index 9325653f7fbf34e3f9cab61fdae4e3c9e59f0a4e..d1828b8ed147791d7bd0ee70a2a5f2f23e825603 100644
--- a/pkg/compiler/lib/src/enqueue.dart
+++ b/pkg/compiler/lib/src/enqueue.dart
@@ -96,7 +96,12 @@ abstract class Enqueuer {
    */
   void addToWorkList(Element element) {
     assert(invariant(element, element.isDeclaration));
-    internalAddToWorkList(element);
+    if (internalAddToWorkList(element)) {
+      // TODO(sigmund): add other missing dependencies (internals, selectors
+      // enqueued after allocations), also enable only for the codegen enqueuer.
+      compiler.dumpInfoTask.registerDependency(

[Johnni Winther, 2015/08/11 14:12:51]

Make this registration conditional [compiler.dumpInfo]

[Siggi Cherem (dart-lang), 2015/08/11 19:51:45]

Done.

+          compiler.currentElement, element);
+    }
   }
 
   /**