Revert 245433 "Linux Aura: Added --use-system-title-bar flag."

trunk/src/ui/views/widget/widget.h

Index: trunk/src/ui/views/widget/widget.h
===================================================================
--- trunk/src/ui/views/widget/widget.h	(revision 245469)
+++ trunk/src/ui/views/widget/widget.h	(working copy)
@@ -185,9 +185,9 @@
     Ownership ownership;
     bool mirror_origin_in_rtl;
     bool has_dropshadow;
-    // Specifies that the system default caption and icon should not be
-    // rendered, and that the client area should be equivalent to the window
-    // area. Only used on some platforms (Windows and Linux).
+    // Only used by Windows. Specifies that the system default caption and icon
+    // should not be rendered, and that the client area should be equivalent to
+    // the window area.
     bool remove_standard_frame;
     // Only used by ShellWindow on Windows. Specifies that the default icon of
     // packaged app should be the system default icon.