ash:Shelf - Added UMA stats for ShelfAlignment

chrome/browser/ui/ash/chrome_shell_delegate.cc

Index: chrome/browser/ui/ash/chrome_shell_delegate.cc
diff --git a/chrome/browser/ui/ash/chrome_shell_delegate.cc b/chrome/browser/ui/ash/chrome_shell_delegate.cc
index d8e579e60d482c9491c1e396e29bf29cb4e98e12..c1e33a8e63e4ef1dddd8a46acb689d0ccb867256 100644
--- a/chrome/browser/ui/ash/chrome_shell_delegate.cc
+++ b/chrome/browser/ui/ash/chrome_shell_delegate.cc
@@ -252,6 +252,18 @@ void ChromeShellDelegate::RecordUserMetricsAction(
     case ash::UMA_MOUSE_DOWN:
       content::RecordAction(content::UserMetricsAction("Mouse_Down"));
       break;
+    case ash::UMA_SHELF_ALIGNMENT_SET_BOTTOM:
+      content::RecordAction(
+          content::UserMetricsAction("Shelf_AlignmentSetBottom"));
+      break;
+    case ash::UMA_SHELF_ALIGNMENT_SET_LEFT:
+      content::RecordAction(
+          content::UserMetricsAction("Shelf_AlignmentSetLeft"));
+      break;
+    case ash::UMA_SHELF_ALIGNMENT_SET_RIGHT:
+      content::RecordAction(
+          content::UserMetricsAction("Shelf_AlignmentSetRight"));
+      break;
     case ash::UMA_TOGGLE_MAXIMIZE_CAPTION_CLICK:
       content::RecordAction(
           content::UserMetricsAction("Caption_ClickTogglesMaximize"));