Remove the i from visib[i]le.

ash/shelf/shelf_layout_manager_unittest.cc

Index: ash/shelf/shelf_layout_manager_unittest.cc
diff --git a/ash/shelf/shelf_layout_manager_unittest.cc b/ash/shelf/shelf_layout_manager_unittest.cc
index 172a0bd90b59b2acd1fa3bf8793cd1aad53149b4..d8110b3559b77362f0d73a9382d5f5a4923e18b9 100644
--- a/ash/shelf/shelf_layout_manager_unittest.cc
+++ b/ash/shelf/shelf_layout_manager_unittest.cc
@@ -932,7 +932,7 @@ TEST_F(ShelfLayoutManagerTest, VisibleWhenLockScreenShowing) {
 
   // Lock the screen.
   LockScreen();
-  // Showing a widget in the lock screen should force the shelf to be visibile.
+  // Showing a widget in the lock screen should force the shelf to be visible.
   EXPECT_EQ(SHELF_VISIBLE, shelf->GetVisibilityState());
   EXPECT_EQ(SHELF_BACKGROUND_OVERLAP, GetShelfWidget()->GetBackgroundType());