Part 2 of base::IDMap refactor to eliminate IDMapOwnPointer/IDMapExternalPointer modes

chrome/browser/ui/webui/print_preview/print_preview_ui.cc

Index: chrome/browser/ui/webui/print_preview/print_preview_ui.cc
diff --git a/chrome/browser/ui/webui/print_preview/print_preview_ui.cc b/chrome/browser/ui/webui/print_preview/print_preview_ui.cc
index ba247b1bc7ce3dc1f1649c91f4c8467f4bbcb9d8..e1f286abcc707dc5649b500402f214e7e69a8b52 100644
--- a/chrome/browser/ui/webui/print_preview/print_preview_ui.cc
+++ b/chrome/browser/ui/webui/print_preview/print_preview_ui.cc
@@ -112,8 +112,8 @@ base::LazyInstance<PrintPreviewRequestIdMapWithLock>
 
 // PrintPreviewUI IDMap used to avoid exposing raw pointer addresses to WebUI.
 // Only accessed on the UI thread.
-base::LazyInstance<IDMap<PrintPreviewUI> >
-    g_print_preview_ui_id_map = LAZY_INSTANCE_INITIALIZER;
+base::LazyInstance<IDMap<PrintPreviewUI*>> g_print_preview_ui_id_map =
+    LAZY_INSTANCE_INITIALIZER;
 
 // PrintPreviewUI serves data for chrome://print requests.
 //