Stick windows to sides of workspaces

ash/wm/property_util.h

Index: ash/wm/property_util.h
diff --git a/ash/wm/property_util.h b/ash/wm/property_util.h
index 97d7b24b4cac6f16b0e5e867f407ec34e29b82bf..47d0c2993cf76af13d24633cd3a717d7d57decdc 100644
--- a/ash/wm/property_util.h
+++ b/ash/wm/property_util.h
@@ -6,6 +6,7 @@
 #define ASH_WM_PROPERTY_UTIL_H_
 
 #include "ash/ash_export.h"
+#include "base/basictypes.h"
 
 namespace aura {
 class RootWindow;
@@ -62,6 +63,12 @@ ASH_EXPORT void SetWindowAlwaysRestoresToRestoreBounds(aura::Window* window,
 ASH_EXPORT bool GetWindowAlwaysRestoresToRestoreBounds(
     const aura::Window* window);
 
+// Sets whether the specified window is docked near a screen edge.
+// Default is false and may change when a window is moved by user or when the
+// dock alignment is changed.
+ASH_EXPORT void SetDockEdges(aura::Window* window, int64 value);
+ASH_EXPORT int64 GetDockEdges(const aura::Window* window);
+
 // Sets whether the specified window is tracked by workspace code. Default is
 // true. If set to false the workspace does not switch the current workspace,
 // nor does it attempt to impose constraints on the bounds of the window. This