Fixes some issues with single actions on rows

- row content didn’t accurately note if the end items
  contained an action or not
- need to set row action as the end item if there’s
  only one end item

Test: manual, show the ride slice ensure you can tap
      all the rows
Change-Id: I0df117438c29ed958b6b6c7fbaff3a1a86aceb96
diff --git a/slices/view/src/main/java/androidx/app/slice/widget/RowContent.java b/slices/view/src/main/java/androidx/app/slice/widget/RowContent.java
index 735db8e..52c1f02 100644
--- a/slices/view/src/main/java/androidx/app/slice/widget/RowContent.java
+++ b/slices/view/src/main/java/androidx/app/slice/widget/RowContent.java
@@ -25,6 +25,7 @@
 import static android.app.slice.SliceItem.FORMAT_SLICE;
 import static android.app.slice.SliceItem.FORMAT_TEXT;
 import static android.app.slice.SliceItem.FORMAT_TIMESTAMP;
+
 import static androidx.app.slice.core.SliceHints.SUBTYPE_RANGE;
 
 import android.support.annotation.Nullable;
@@ -135,6 +136,7 @@
                 } else if (desiredFormat == null) {
                     desiredFormat = item.getFormat();
                     mEndItems.add(item);
+                    mEndItemsContainAction |= FORMAT_ACTION.equals(item.getFormat());
                 } else if (desiredFormat.equals(item.getFormat())) {
                     mEndItems.add(item);
                     mEndItemsContainAction |= FORMAT_ACTION.equals(item.getFormat());
diff --git a/slices/view/src/main/java/androidx/app/slice/widget/RowView.java b/slices/view/src/main/java/androidx/app/slice/widget/RowView.java
index 5956317..3a472ad 100644
--- a/slices/view/src/main/java/androidx/app/slice/widget/RowView.java
+++ b/slices/view/src/main/java/androidx/app/slice/widget/RowView.java
@@ -24,6 +24,7 @@
 import static android.app.slice.SliceItem.FORMAT_IMAGE;
 import static android.app.slice.SliceItem.FORMAT_INT;
 import static android.app.slice.SliceItem.FORMAT_TIMESTAMP;
+
 import static androidx.app.slice.core.SliceHints.EXTRA_RANGE_VALUE;
 import static androidx.app.slice.core.SliceHints.SUBTYPE_MAX;
 import static androidx.app.slice.core.SliceHints.SUBTYPE_VALUE;
@@ -241,6 +242,9 @@
         } else {
             // If the only end item is an action, make the whole row clickable.
             if (mRowContent.endItemsContainAction() && itemCount == 1) {
+                if (!SUBTYPE_TOGGLE.equals(endItems.get(0).getSubType())) {
+                    mRowAction = endItems.get(0);
+                }
                 setViewClickable(this, true);
             }
         }