Fix cts ApplicationTest#testApplication failing.

We should ignore orientation change requests only when a resizeable
activity is not in a full screen mode.

Bug: 25935368
Change-Id: I53bada8bbf0b429b1d48707f65da488e0edeb799
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 557b386..10f2ac4 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -4399,8 +4399,10 @@
             if (r == null) {
                 return;
             }
-            if (r.task != null && r.task.mResizeable) {
-                // Fixed screen orientation isn't supported with resizeable activities.
+            TaskRecord task = r.task;
+            if (task != null && (!task.mFullscreen || !task.stack.mFullscreen)) {
+                // Fixed screen orientation isn't supported when activities aren't in full screen
+                // mode.
                 return;
             }
             final long origId = Binder.clearCallingIdentity();
@@ -17761,7 +17763,7 @@
      * @param userId is only used when persistent parameter is set to true to persist configuration
      *               for that particular user
      */
-    boolean updateConfigurationLocked(Configuration values,
+    private boolean updateConfigurationLocked(Configuration values,
             ActivityRecord starting, boolean initLocale, boolean persistent, int userId) {
         int changes = 0;