Revert 270232 "linux_aura: Compile ash into chrome."

trunk/src/chrome/browser/fullscreen_aurax11.cc

Index: trunk/src/chrome/browser/fullscreen_aurax11.cc
===================================================================
--- trunk/src/chrome/browser/fullscreen_aurax11.cc	(revision 270237)
+++ trunk/src/chrome/browser/fullscreen_aurax11.cc	(working copy)
@@ -6,21 +6,11 @@
 
 #include <vector>
 
-#include "ash/root_window_controller.h"
-#include "chrome/browser/ui/host_desktop.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h"
 #include "ui/views/widget/widget.h"
 
 bool IsFullScreenMode() {
-#if defined(USE_ASH)
-  if (chrome::GetActiveDesktop() == chrome::HOST_DESKTOP_TYPE_ASH) {
-    ash::RootWindowController* controller =
-        ash::RootWindowController::ForTargetRootWindow();
-    return controller && controller->GetWindowForFullscreenMode();
-  }
-#endif
-
   std::vector<aura::Window*> all_windows =
       views::DesktopWindowTreeHostX11::GetAllOpenWindows();
   // Only the topmost window is checked. This works fine in the most cases, but