Linux UI: Add IsVisibleOnAllWorkspaces()

ui/views/widget/native_widget_aura.cc

 // Copyright (c) 2012 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 "ui/views/widget/native_widget_aura.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/memory/ptr_util.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 544 matching lines @@
 }
 
 bool NativeWidgetAura::IsAlwaysOnTop() const {
   return window_ && window_->GetProperty(aura::client::kAlwaysOnTopKey);
 }
 
 void NativeWidgetAura::SetVisibleOnAllWorkspaces(bool always_visible) {
   // Not implemented on chromeos or for child widgets.
 }
 
+bool NativeWidgetAura::IsVisibleOnAllWorkspaces() const {
+  return false;
+}
+
 void NativeWidgetAura::Maximize() {
   if (window_)
     window_->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MAXIMIZED);
 }
 
 void NativeWidgetAura::Minimize() {
   if (window_)
     window_->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MINIMIZED);
 }
 
@@ skipping 619 matching lines @@
     gfx::NativeView native_view) {
   aura::client::CaptureClient* capture_client =
       aura::client::GetCaptureClient(native_view->GetRootWindow());
   if (!capture_client)
     return nullptr;
   return capture_client->GetGlobalCaptureWindow();
 }
 
 }  // namespace internal
 }  // namespace views