Revert 270232 "linux_aura: Compile ash into chrome."

trunk/src/chrome/browser/ui/views/app_list/linux/app_list_linux.cc

Index: trunk/src/chrome/browser/ui/views/app_list/linux/app_list_linux.cc
===================================================================
--- trunk/src/chrome/browser/ui/views/app_list/linux/app_list_linux.cc	(revision 270237)
+++ trunk/src/chrome/browser/ui/views/app_list/linux/app_list_linux.cc	(working copy)
@@ -90,8 +90,6 @@
 
   view->SetBubbleArrow(views::BubbleBorder::FLOAT);
 
-  AppListPositioner::ScreenEdge edge;
-#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
   // In the Unity desktop environment, special case SCREEN_EDGE_LEFT. It is
   // always on the left side in Unity, but ShelfLocationInDisplay will not
   // detect this if the shelf is hidden.
@@ -99,10 +97,10 @@
   // applies, but we currently have no way to detect whether Gnome Shell is
   // running.
   views::LinuxUI* ui = views::LinuxUI::instance();
+  AppListPositioner::ScreenEdge edge;
   if (ui && ui->UnityIsRunning())
     edge = AppListPositioner::SCREEN_EDGE_LEFT;
   else
-#endif
     edge = ShelfLocationInDisplay(display);
   view->SetAnchorPoint(FindAnchorPoint(view->GetPreferredSize(),
                                        display,