Make `chrome` target build without unused data members on Linux.

chrome/browser/ui/views/toolbar/toolbar_action_view.cc

 // Copyright 2013 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 "chrome/browser/ui/views/toolbar/toolbar_action_view.h"
 
 #include <string>
 
 #include "base/auto_reset.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 38 matching lines @@
 // The callback to call directly before showing the context menu.
 ToolbarActionView::ContextMenuCallback* context_menu_callback = nullptr;
 
 }  // namespace
 
 ////////////////////////////////////////////////////////////////////////////////
 // ToolbarActionView
 
 ToolbarActionView::ToolbarActionView(
     ToolbarActionViewController* view_controller,
     Profile* profile,

[jam, 2016/01/13 16:18:52]

no need to pass

[mlamouri (slow - plz ping), 2016/01/15 09:55:14]

Done.

     ToolbarActionView::Delegate* delegate)
     : MenuButton(nullptr, base::string16(), this, false),
       view_controller_(view_controller),
-      profile_(profile),
       delegate_(delegate),
       called_register_command_(false),
       wants_to_run_(false),
       menu_(nullptr),
       ink_drop_delegate_(new views::ButtonInkDropDelegate(this, this)),
       weak_factory_(this) {
   set_ink_drop_delegate(ink_drop_delegate_.get());
   set_has_ink_drop_action_on_click(true);
   set_id(VIEW_ID_BROWSER_ACTION);
   view_controller_->SetDelegate(this);
@@ skipping 297 matching lines @@
     if (menu_controller->in_nested_run()) {
       // There is another menu showing. Close the outermost menu (since we are
       // shown in the same menu, we don't want to close the whole thing).
       menu_controller->Cancel(views::MenuController::EXIT_OUTERMOST);
       return true;
     }
   }
 
   return false;
 }