chromeos: removes underlay surface offset

services/ui/public/interfaces/window_manager.mojom

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 module ui.mojom;
 
 import "services/ui/public/interfaces/cursor.mojom";
 import "services/ui/public/interfaces/event_matcher.mojom";
 import "services/ui/public/interfaces/window_manager_constants.mojom";
 import "services/ui/public/interfaces/window_tree_constants.mojom";
@@ skipping 210 matching lines @@
 
 // This interface is only used as an associated interface and is associated
 // with WindowTree.
 interface WindowManagerClient {
   // Enables (or disables) child windows of |window_id| to be activated.
   AddActivationParent(uint32 window_id);
   RemoveActivationParent(uint32 window_id);
 
   ActivateNextWindow();
 
-  // Sets the underlay surface offset for the specified window and additional
-  // hit area. The underlay surface is drawn at the bounds of the window minus
-  // the offset. The hit area is extended from the bounds of the window by
-  // |hit_area|.
-  SetUnderlaySurfaceOffsetAndExtendedHitArea(uint32 window_id,
-                                             int32 x_offset,
-                                             int32 y_offset,
-                                             gfx.mojom.Insets hit_area);
+  // Sets the additional hit area. The hit area is extended from the bounds of
+  // the window by |hit_area|. This is used to allow for resizes to start
+  // outside the bounds of the window.
+  SetExtendedHitArea(uint32 window_id, gfx.mojom.Insets hit_area);
 
   // Add and remove accelerators. When accelerators are registered the
   // WindowManager receives the event via OnAccelerator() rather than the
   // target window. The id is defined by the client and can be used to more
   // easily identify the accelerator's action.
   // Accelerator ids 1 << 31 and above are reserved for internal use.
 
   // See WindowTree for details on event dispatch.
   // This ignores any accelerators already defined with the same id or matcher.
   // Returns true if all accelerators were added successfully.
@@ skipping 15 matching lines @@
   WmSetNonClientCursor(uint32 window_id, Cursor cursor_id);
 
   // Response from WmCreateTopLevelWindow() informing the client of the id for
   // the new window.
   OnWmCreatedTopLevelWindow(uint32 change_id, uint32 window_id);
 
   // See description in WindowManager::OnAccelerator(). |ack_id| is the value
   // that was passed to OnAccelerator().
   OnAcceleratorAck(uint32 ack_id, EventResult event_result);
 };