Better dependency tracking

sdk/lib/_internal/compiler/implementation/compiler.dart

Index: sdk/lib/_internal/compiler/implementation/compiler.dart
diff --git a/sdk/lib/_internal/compiler/implementation/compiler.dart b/sdk/lib/_internal/compiler/implementation/compiler.dart
index 3b3cdcd79852c8208cb83fe9898042c44cf2ef14..aaf59478e71f50c5d037e0988d45ba9ac7c4c13e 100644
--- a/sdk/lib/_internal/compiler/implementation/compiler.dart
+++ b/sdk/lib/_internal/compiler/implementation/compiler.dart
@@ -53,8 +53,11 @@ class ResolutionWorkItem extends WorkItem {
 class CodegenRegistry extends Registry {
   final Compiler compiler;
   final TreeElements treeElements;
+  DependencyInformation dependencyInfo;

[sra1, 2014/07/30 21:43:48]

Allocate it (the only DependencyInformation) here, or have the DumpInfoTask own
it.

[Ty Overby (Google), 2014/08/01 16:39:37]

Done.
I got rid of DependencyInformation and use DumpInfoTask.

 
-  CodegenRegistry(this.compiler, this.treeElements);
+  CodegenRegistry(this.compiler, this.treeElements) {
+    this.dependencyInfo = compiler.enqueuer.codegen.dependencyInfo;
+  }
 
   bool get isForResolution => false;