Make LogoutButtonTray a regular View

ash/system/palette/palette_tray.cc

Index: ash/system/palette/palette_tray.cc
diff --git a/ash/system/palette/palette_tray.cc b/ash/system/palette/palette_tray.cc
index 56380ce345ccaa24056b075636e18ff44c761ba8..ecfd13b034dffae4dfa5715f3dc8e21d886160d5 100644
--- a/ash/system/palette/palette_tray.cc
+++ b/ash/system/palette/palette_tray.cc
@@ -22,6 +22,7 @@
 #include "ash/system/tray/system_tray_delegate.h"
 #include "ash/system/tray/tray_bubble_wrapper.h"
 #include "ash/system/tray/tray_constants.h"
+#include "ash/system/tray/tray_container.h"

[James Cook, 2017/04/17 16:54:35]

Is this needed?

[mohsen, 2017/04/19 22:59:07]

Yes, this file works with TrayBackgroundView::tray_container() which is
forward-declared in tray_background_view.h. Previously, the full declaration was
in tray_background_view.h.

 #include "ash/system/tray/tray_popup_header_button.h"
 #include "ash/system/tray/tray_popup_item_style.h"
 #include "ash/wm_shell.h"
@@ -149,7 +150,7 @@ class TitleView : public views::View, public views::ButtonListener {
 }  // namespace
 
 PaletteTray::PaletteTray(WmShelf* wm_shelf)
-    : TrayBackgroundView(wm_shelf, true),
+    : TrayBackgroundView(wm_shelf),
       palette_tool_manager_(new PaletteToolManager(this)),
       weak_factory_(this) {
   PaletteTool::RegisterToolInstances(palette_tool_manager_.get());
@@ -386,13 +387,6 @@ WmWindow* PaletteTray::GetWindow() {
   return shelf()->GetWindow();
 }
 
-void PaletteTray::SetShelfAlignment(ShelfAlignment alignment) {
-  if (alignment == shelf_alignment())
-    return;
-
-  TrayBackgroundView::SetShelfAlignment(alignment);
-}
-
 void PaletteTray::AnchorUpdated() {
   if (bubble_)
     bubble_->bubble_view()->UpdateBubble();