Move full-screen detection logic from PanelManager to DisplaySettingsProvider.

chrome/browser/ui/panels/panel_browser_view.cc

Index: chrome/browser/ui/panels/panel_browser_view.cc
diff --git a/chrome/browser/ui/panels/panel_browser_view.cc b/chrome/browser/ui/panels/panel_browser_view.cc
index bdb9152fb812ec7476fae68f1b5d5683eef2554c..76de045542182a064749e8748d7376a8fd5cbbcc 100644
--- a/chrome/browser/ui/panels/panel_browser_view.cc
+++ b/chrome/browser/ui/panels/panel_browser_view.cc
@@ -61,7 +61,7 @@ PanelBrowserView::~PanelBrowserView() {
 }
 
 void PanelBrowserView::Init() {
-  if (!panel_->manager()->is_full_screen()) {
+  if (!panel_->manager()->display_settings_provider()->is_full_screen()) {
     // TODO(prasadt): Implement this code.
     // HideThePanel.
   }