Wires up drags to pointer watcher adapter.

ash/common/wm/immersive_context_ash.cc

 // Copyright 2016 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.
 
 #include "ash/common/wm/immersive_context_ash.h"
 
 #include "ash/common/shelf/wm_shelf.h"
 #include "ash/common/wm/window_state.h"
 #include "ash/common/wm_lookup.h"
 #include "ash/common/wm_root_window_controller.h"
@@ skipping 32 matching lines @@
   for (WmWindow* root_window : WmShell::Get()->GetAllRootWindows())
     root_window->GetRootWindowController()->GetShelf()->UpdateVisibilityState();
 }
 
 gfx::Rect ImmersiveContextAsh::GetDisplayBoundsInScreen(views::Widget* widget) {
   WmWindow* window = WmLookup::Get()->GetWindowForWidget(widget);
   return window->GetDisplayNearestWindow().bounds();
 }
 
 void ImmersiveContextAsh::AddPointerWatcher(views::PointerWatcher* watcher,
-                                            bool wants_moves) {
-  WmShell::Get()->AddPointerWatcher(watcher, wants_moves);
+                                            bool wants_moves,
+                                            bool wants_drags) {
+  WmShell::Get()->AddPointerWatcher(watcher, wants_moves, wants_drags);
 }
 
 void ImmersiveContextAsh::RemovePointerWatcher(views::PointerWatcher* watcher) {
   WmShell::Get()->RemovePointerWatcher(watcher);
 }
 
 bool ImmersiveContextAsh::DoesAnyWindowHaveCapture() {
   return WmShell::Get()->GetCaptureWindow() != nullptr;
 }
 
 bool ImmersiveContextAsh::IsMouseEventsEnabled() {
   return WmShell::Get()->IsMouseEventsEnabled();
 }
 
 }  // namespace ash