Allow LauncherOverlay to access and manage insets

Change-Id: Ib9faf37eb22ad2a0b18c076978ec9f2fd8864c0c
diff --git a/src/com/android/launcher3/LauncherCallbacks.java b/src/com/android/launcher3/LauncherCallbacks.java
index e0cfa27..a1f4e0b 100644
--- a/src/com/android/launcher3/LauncherCallbacks.java
+++ b/src/com/android/launcher3/LauncherCallbacks.java
@@ -98,11 +98,11 @@
     /**
      * Handshake to establish an overlay relationship
      *
-     * @param overlayView Full screen overlay ViewGroup into which custom views can be placed.
+     * @param container Full screen overlay ViewGroup into which custom views can be placed.
      * @param callbacks A set of callbacks provided by Launcher in relation to the overlay
      * @return an interface used to make requests and notify the Launcher in relation to the overlay
      */
-    public Launcher.LauncherOverlay setLauncherOverlayView(ViewGroup overlayView,
+    public Launcher.LauncherOverlay setLauncherOverlayView(InsettableFrameLayout container,
             Launcher.LauncherOverlayCallbacks callbacks);
 
 }