Vectorize help icon in Ash system menu for MD

ash/common/system/chromeos/palette/palette_tray.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/common/system/chromeos/palette/palette_tray.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/shell_window_ids.h"
 #include "ash/common/system/chromeos/palette/palette_tool_manager.h"
 #include "ash/common/system/chromeos/palette/palette_utils.h"
 #include "ash/common/system/tray/system_tray_delegate.h"
 #include "ash/common/system/tray/tray_bubble_wrapper.h"
 #include "ash/common/system/tray/tray_constants.h"
 #include "ash/common/system/tray/tray_popup_header_button.h"
 #include "ash/common/wm_lookup.h"
 #include "ash/common/wm_root_window_controller.h"
 #include "ash/common/wm_shell.h"
 #include "ash/common/wm_window.h"
+#include "ash/resources/vector_icons/vector_icons.h"
 #include "base/metrics/histogram_macros.h"
 #include "grit/ash_resources.h"
 #include "grit/ash_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/events/devices/stylus_state.h"
 #include "ui/gfx/color_palette.h"
 #include "ui/gfx/paint_vector_icon.h"
 #include "ui/gfx/vector_icons_public.h"
 #include "ui/views/controls/image_view.h"
@@ skipping 47 matching lines @@
         new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 0);
     SetLayoutManager(box_layout);
 
     views::Label* text_label =
         new views::Label(l10n_util::GetStringUTF16(IDS_ASH_STYLUS_TOOLS_TITLE));
     text_label->SetHorizontalAlignment(gfx::ALIGN_LEFT);
     text_label->SetFontList(rb.GetFontList(ui::ResourceBundle::BoldFont));
     AddChildView(text_label);
     box_layout->SetFlexForView(text_label, 1);
 
-    gfx::ImageSkia settings_icon = CreateVectorIcon(
-        gfx::VectorIconId::SETTINGS, kIconSize, gfx::kChromeIconGrey);
-    gfx::ImageSkia help_icon = CreateVectorIcon(
-        gfx::VectorIconId::HELP, kIconSize, gfx::kChromeIconGrey);
+    gfx::ImageSkia settings_icon = CreateVectorIcon(gfx::VectorIconId::SETTINGS,
+                                                    kIconSize, kMenuIconColor);
+    gfx::ImageSkia help_icon =
+        CreateVectorIcon(kSystemMenuHelpIcon, kMenuIconColor);
+    DCHECK_EQ(kIconSize, help_icon.width());
 
     help_button_ = new ash::TrayPopupHeaderButton(this, help_icon,
                                                   IDS_ASH_STATUS_TRAY_HELP);
     help_button_->SetTooltipText(
         l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_HELP));
     AddChildView(help_button_);
 
     settings_button_ = new ash::TrayPopupHeaderButton(
         this, settings_icon, IDS_ASH_STATUS_TRAY_SETTINGS);
     settings_button_->SetTooltipText(
@@ skipping 312 matching lines @@
       WmShell::Get()->GetSessionStateDelegate();
 
   SetVisible(!session_state_delegate->IsScreenLocked() &&
              session_state_delegate->GetSessionState() ==
                  SessionStateDelegate::SESSION_STATE_ACTIVE &&
              WmShell::Get()->system_tray_delegate()->GetUserLoginStatus() !=
                  LoginStatus::KIOSK_APP);
 }
 
 }  // namespace ash