Prevent showing TaskMenuView if icon isn't present

Also fixed another bug where the wrong layout
orientation was being applied when overview rotated
when launcher was in fixed portrait orientation.

Fixes: 160182914
Test: Tested w/ PIP, split screen,
w/o split screen w/ and w/o home rotation

Change-Id: Iccffb637ae5c22d07745f2108facd4de716dc8d3

src/com/android/launcher3/touch/LandscapePagedViewHandler.java

@@ -237,7 +237,8 @@ public class LandscapePagedViewHandler implements PagedOrientationHandler {
     }
 
     @Override
-    public int getTaskMenuLayoutOrientation(LinearLayout taskMenuLayout) {
+    public int getTaskMenuLayoutOrientation(boolean canRecentsActivityRotate,
+        LinearLayout taskMenuLayout) {
         return LinearLayout.HORIZONTAL;
     }