Window prerequisites for ShelfWindowWatcher panel support.

ash/common/wm_window_property.h

Index: ash/common/wm_window_property.h
diff --git a/ash/common/wm_window_property.h b/ash/common/wm_window_property.h
index 732adb8e2c6fdc358706ddd62a58d6977eb57c56..b5108836da5ef2c9fb3c5d0001777fe4a9eb2478 100644
--- a/ash/common/wm_window_property.h
+++ b/ash/common/wm_window_property.h
@@ -7,6 +7,7 @@
 
 namespace ash {
 
+// See ui/aura/client/aura_constants.h for some more detailed descriptions.
 enum class WmWindowProperty {
   // Not a valid property; used for property key translation purposes.
   INVALID_PROPERTY,
@@ -14,6 +15,15 @@ enum class WmWindowProperty {
   // Type bool.
   ALWAYS_ON_TOP,
 
+  // Type ImageSkia.
+  APP_ICON,
+
+  // Type std::string.
+  APP_ID,
+
+  // Type bool.
+  DRAW_ATTENTION,
+
   // Type bool. See aura::client:kExcludeFromMruKey for details.
   EXCLUDE_FROM_MRU,
 
@@ -37,6 +47,9 @@ enum class WmWindowProperty {
 
   // Type int. See aura::client::kTopViewInset for details.
   TOP_VIEW_INSET,
+
+  // Type ImageSkia.
+  WINDOW_ICON,
 };
 
 }  // namespace ash