Merge "Remove misleading error log." into lmp-dev

Author: Craig Mautner

services/core/java/com/android/server/wm/DisplayContent.java

@@ -162,7 +162,7 @@ ArrayList<Task> getTasks() {
     }
 
     TaskStack getHomeStack() {
-        if (mHomeStack == null) {
+        if (mHomeStack == null && mDisplayId == Display.DEFAULT_DISPLAY) {
             Slog.e(TAG, "getHomeStack: Returning null from this=" + this);
         }
         return mHomeStack;