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 2039aad6096f9470b9765bb6f12a798aae8d69d9..6243cf1d4ae9e8e38ed4c95f27a46e716d4916d9 100644
--- a/chrome/browser/ui/ash/chrome_shell_delegate.cc
+++ b/chrome/browser/ui/ash/chrome_shell_delegate.cc
@@ -210,6 +210,18 @@ 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"));