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 f0543bcd06a5f08718ae8d81a0cb61226a9fadac..328c3bb5093be16e5d3cb42191b1d2dd793cf47b 100644
--- a/chrome/browser/ui/ash/chrome_shell_delegate.cc
+++ b/chrome/browser/ui/ash/chrome_shell_delegate.cc
@@ -362,6 +362,18 @@ 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"));