Add UI in Aura for distilling web pages and update Chrome Shell.

chrome/browser/ui/toolbar/wrench_menu_model.cc

Index: chrome/browser/ui/toolbar/wrench_menu_model.cc
diff --git a/chrome/browser/ui/toolbar/wrench_menu_model.cc b/chrome/browser/ui/toolbar/wrench_menu_model.cc
index b11a43577ba2c3bbe4a257932ca10117fdf1b8ff..04f3fdf40d04c0556b9f39f3be286a0dfa307e1c 100644
--- a/chrome/browser/ui/toolbar/wrench_menu_model.cc
+++ b/chrome/browser/ui/toolbar/wrench_menu_model.cc
@@ -561,6 +561,11 @@ void WrenchMenuModel::Build(bool is_new_menu) {
   if (!is_new_menu)
     CreateZoomMenu(is_new_menu);
 
+  if (CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kEnableDomDistiller)) {
+    AddItemWithStringId(IDC_DISTILL_PAGE, IDS_DISTILL_PAGE);
+  }
+
   AddItemWithStringId(IDC_SAVE_PAGE, IDS_SAVE_PAGE);
   AddItemWithStringId(IDC_FIND, IDS_FIND);
   AddItemWithStringId(IDC_PRINT, IDS_PRINT);