Update behavior of one-click infobar to remove modal dialog, add "undo".

chrome/browser/ui/views/frame/browser_view.cc

Index: chrome/browser/ui/views/frame/browser_view.cc
diff --git a/chrome/browser/ui/views/frame/browser_view.cc b/chrome/browser/ui/views/frame/browser_view.cc
index 7d5a2bac052bfedcd6743ebfd82c32629eb37d01..bbe55d106ae5f8fff1f611c351bc5fc6fc4b1730 100644
--- a/chrome/browser/ui/views/frame/browser_view.cc
+++ b/chrome/browser/ui/views/frame/browser_view.cc
@@ -1065,11 +1065,9 @@ void BrowserView::ShowChromeToMobileBubble() {
 
 #if defined(ENABLE_ONE_CLICK_SIGNIN)
 void BrowserView::ShowOneClickSigninBubble(
-    const base::Closure& learn_more_callback,
-    const base::Closure& advanced_callback) {
+    const OneClickSigninBubbleCallback& start_sync_callback) {
   OneClickSigninBubbleView::ShowBubble(toolbar_->app_menu(),
-                                       learn_more_callback,
-                                       advanced_callback);
+                                       start_sync_callback);
 }
 #endif