android: cleanup LOKitShell

Change-Id: I3ccc306f6ad54d7dcac1adf5657dea4171a4cfa0

android/experimental/LOAndroid3/src/java/org/libreoffice/LOKitShell.java

@@ -3,16 +3,15 @@ package org.libreoffice;
 
 import android.os.Handler;
 import android.util.DisplayMetrics;
+import android.util.Log;
+
 
 public class LOKitShell {
     private static final String LOGTAG = LOKitShell.class.getSimpleName();
 
-    public static int getDpi() {
+    public static float getDpi() {
         DisplayMetrics metrics = LibreOfficeMainActivity.mAppContext.getResources().getDisplayMetrics();
-        return (int) metrics.density * 160;
-    }
-
-    public static void bindWidgetTexture() {
+        return  metrics.density * 160;
     }
 
     public static void sendEvent(LOEvent event) {
@@ -22,16 +21,7 @@ public class LOKitShell {
     }
 
     public static void viewSizeChanged() {
-    }
-
-    public static void scheduleComposite() {
-    }
-
-    public static void schedulePauseComposition() {
-    }
-
-    public static void scheduleResumeComposition() {
-
+        Log.i(LOGTAG, "viewSizeChanged");
     }
 
     // Get a Handler for the main java thread