Remove non-MD code from VirtualKeyboardTray

ash/common/system/chromeos/virtual_keyboard/virtual_keyboard_tray.cc

Index: ash/common/system/chromeos/virtual_keyboard/virtual_keyboard_tray.cc
diff --git a/ash/common/system/chromeos/virtual_keyboard/virtual_keyboard_tray.cc b/ash/common/system/chromeos/virtual_keyboard/virtual_keyboard_tray.cc
index 74040a8a531ccd3ebc3bed7e690e72215bbf4b09..539367993bf3a603b5901063bbcc9879a44bdda6 100644
--- a/ash/common/system/chromeos/virtual_keyboard/virtual_keyboard_tray.cc
+++ b/ash/common/system/chromeos/virtual_keyboard/virtual_keyboard_tray.cc
@@ -7,19 +7,14 @@
 #include <algorithm>
 
 #include "ash/common/keyboard/keyboard_ui.h"
-#include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/shelf/shelf_constants.h"
 #include "ash/common/shelf/wm_shelf.h"
-#include "ash/common/shelf/wm_shelf_util.h"
 #include "ash/common/system/tray/tray_constants.h"
-#include "ash/common/system/tray/tray_utils.h"
 #include "ash/common/wm_shell.h"
 #include "ash/common/wm_window.h"
-#include "ash/resources/grit/ash_resources.h"
 #include "ash/resources/vector_icons/vector_icons.h"
 #include "grit/ash_strings.h"
 #include "ui/base/l10n/l10n_util.h"
-#include "ui/base/resource/resource_bundle.h"
 #include "ui/display/display.h"
 #include "ui/events/event.h"
 #include "ui/gfx/image/image_skia.h"
@@ -33,22 +28,13 @@ VirtualKeyboardTray::VirtualKeyboardTray(WmShelf* wm_shelf)
     : TrayBackgroundView(wm_shelf),
       icon_(new views::ImageView),
       wm_shelf_(wm_shelf) {
-  if (MaterialDesignController::IsShelfMaterial()) {
-    SetInkDropMode(InkDropMode::ON);
-    SetContentsBackground(false);
-    gfx::ImageSkia image_md =
-        CreateVectorIcon(kShelfKeyboardIcon, kShelfIconColor);
-    icon_->SetImage(image_md);
-  } else {
-    SetContentsBackground(true);
-    gfx::ImageSkia* image_non_md =
-        ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
-            IDR_AURA_UBER_TRAY_VIRTUAL_KEYBOARD);
-    icon_->SetImage(image_non_md);
-  }
+  SetInkDropMode(InkDropMode::ON);
+  SetContentsBackground(false);
 
+  icon_->SetImage(gfx::CreateVectorIcon(kShelfKeyboardIcon, kShelfIconColor));
   SetIconBorderForShelfAlignment();
   tray_container()->AddChildView(icon_);
+
   // The Shell may not exist in some unit tests.
   if (WmShell::HasInstance())
     WmShell::Get()->keyboard_ui()->AddObserver(this);
@@ -115,21 +101,9 @@ void VirtualKeyboardTray::OnKeyboardBoundsChanging(
 void VirtualKeyboardTray::OnKeyboardClosed() {}
 
 void VirtualKeyboardTray::SetIconBorderForShelfAlignment() {
-  // Every time shelf alignment is updated, StatusAreaWidgetDelegate resets the
-  // border to a non-null border. So, we need to remove it.
-  if (!ash::MaterialDesignController::IsShelfMaterial())
-    tray_container()->SetBorder(views::NullBorder());
   const gfx::ImageSkia& image = icon_->GetImage();
-  const int size = GetTrayConstant(VIRTUAL_KEYBOARD_BUTTON_SIZE);
-  const int vertical_padding = (size - image.height()) / 2;
-  int horizontal_padding = (size - image.width()) / 2;
-  if (!ash::MaterialDesignController::IsShelfMaterial() &&
-      IsHorizontalAlignment(shelf_alignment())) {
-    // Square up the padding if horizontally aligned. Avoid extra padding when
-    // vertically aligned as the button would violate the width constraint on
-    // the shelf.
-    horizontal_padding += std::max(0, vertical_padding - horizontal_padding);
-  }
+  const int vertical_padding = (kTrayItemSize - image.height()) / 2;
+  const int horizontal_padding = (kTrayItemSize - image.width()) / 2;
   icon_->SetBorder(views::CreateEmptyBorder(
       gfx::Insets(vertical_padding, horizontal_padding)));
 }