Adding support for determining split layout for launcher.

> Simulating the windo wmanager API to get available device
  profiles until final API
> When a device has multiple internal displays, and with both
  tablet and phone possibilities, it uses a split workspace layout

Bug: 186160341
Bug: 175782275
Test: Manual
Change-Id: Ieff2329acac7cdd6b9abe6f96cd459cd45bd0efe

src/com/android/launcher3/widget/DeferredAppWidgetHostView.java

@@ -44,7 +44,7 @@ public class DeferredAppWidgetHostView extends LauncherAppWidgetHostView {
         mPaint = new TextPaint();
         mPaint.setColor(Color.WHITE);
         mPaint.setTextSize(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_PX,
-                mLauncher.getDeviceProfile().getFullScreenProfile().iconTextSizePx,
+                mLauncher.getDeviceProfile().iconTextSizePx,
                 getResources().getDisplayMetrics()));
         setBackgroundResource(R.drawable.bg_deferred_app_widget);
     }