Add always-on-top property to app windows

chrome/browser/ui/panels/panel.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 "chrome/browser/ui/panels/panel.h"
 
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
@@ skipping 332 matching lines @@
   // panel collection because it needs to check internal state of the panel to
   // determine if the panel has been drawing attention.
   native_panel_->DrawAttention(draw_attention);
   collection_->OnPanelAttentionStateChanged(this);
 }
 
 bool Panel::IsAlwaysOnTop() const {
   return native_panel_->IsPanelAlwaysOnTop();
 }
 
+void Panel::SetAlwaysOnTop(bool on_top) {
+  native_panel_->SetPanelAlwaysOnTop(on_top);
+}
+
 void Panel::ExecuteCommandWithDisposition(int id,
                                           WindowOpenDisposition disposition) {
   DCHECK(command_updater_.IsCommandEnabled(id)) << "Invalid/disabled command "
                                                 << id;
 
   if (!GetWebContents())
     return;
 
   switch (id) {
     // Navigation
@@ skipping 288 matching lines @@
   if (new_max_size.height() < desired_panel_size.height())
     new_max_size.set_height(desired_panel_size.height());
 
   SetSizeRange(min_size_, new_max_size);
 }
 
 void Panel::HandleKeyboardEvent(const content::NativeWebKeyboardEvent& event) {
   native_panel_->HandlePanelKeyboardEvent(event);
 }
 
-void Panel::SetAlwaysOnTop(bool on_top) {
-  native_panel_->SetPanelAlwaysOnTop(on_top);
-}
-
 void Panel::SetPreviewMode(bool in_preview) {
   DCHECK_NE(in_preview_mode_, in_preview);
   in_preview_mode_ = in_preview;
 }
 
 void Panel::UpdateMinimizeRestoreButtonVisibility() {
   native_panel_->UpdatePanelMinimizeRestoreButtonVisibility();
 }
 
 gfx::Size Panel::ClampSize(const gfx::Size& size) const {
@@ skipping 214 matching lines @@
 
 // static
 void Panel::FormatTitleForDisplay(string16* title) {
   size_t current_index = 0;
   size_t match_index;
   while ((match_index = title->find(L'\n', current_index)) != string16::npos) {
     title->replace(match_index, 1, string16());
     current_index = match_index;
   }
 }