Merge "Remove unnecessary calculation of display configuration" into tm-qpr-dev

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

@@ -1614,24 +1614,6 @@ class DisplayContent extends RootDisplayArea implements WindowManagerPolicy.Disp
             }
             config = new Configuration();
             computeScreenConfiguration(config);
-        } else if (!(mTransitionController.isCollecting(this)
-                // If waiting for a remote display change, don't prematurely update configuration.
-                || mRemoteDisplayChangeController.isWaitingForRemoteDisplayChange())) {
-            // No obvious action we need to take, but if our current state mismatches the
-            // activity manager's, update it, disregarding font scale, which should remain set
-            // to the value of the previous configuration.
-            // Here we're calling Configuration#unset() instead of setToDefaults() because we
-            // need to keep override configs clear of non-empty values (e.g. fontSize).
-            final Configuration currentConfig = getRequestedOverrideConfiguration();
-            mTmpConfiguration.unset();
-            mTmpConfiguration.updateFrom(currentConfig);
-            computeScreenConfiguration(mTmpConfiguration);
-            if (currentConfig.diff(mTmpConfiguration) != 0) {
-                mWaitingForConfig = true;
-                setLayoutNeeded();
-                mDisplayRotation.prepareNormalRotationAnimation();
-                config = new Configuration(mTmpConfiguration);
-            }
         }
 
         return config;

services/tests/wmtests/src/com/android/server/wm/ActivityRecordTests.java

@@ -2993,6 +2993,7 @@ public class ActivityRecordTests extends WindowTestsBase {
         // Add a decor insets provider window.
         final WindowState navbar = createNavBarWithProvidedInsets(squareDisplay);
         squareDisplay.getDisplayPolicy().updateDecorInsetsInfoIfNeeded(navbar);
+        squareDisplay.sendNewConfiguration();
         final Task task = new TaskBuilder(mSupervisor).setDisplay(squareDisplay).build();
 
         // create a fixed portrait activity

services/tests/wmtests/src/com/android/server/wm/ActivityTaskManagerServiceTests.java

@@ -220,10 +220,7 @@ public class ActivityTaskManagerServiceTests extends WindowTestsBase {
         // Check that changes are reported
         Configuration c = new Configuration(newDisp1.getRequestedOverrideConfiguration());
         c.windowConfiguration.setBounds(new Rect(0, 0, 1000, 1300));
-        newDisp1.onRequestedOverrideConfigurationChanged(c);
-        mAtm.mRootWindowContainer.ensureVisibilityAndConfig(null /* starting */,
-                newDisp1.mDisplayId, false /* markFrozenIfConfigChanged */,
-                false /* deferResume */);
+        newDisp1.performDisplayOverrideConfigUpdate(c);
         assertEquals(0, added.size());
         assertEquals(1, changed.size());
         assertEquals(0, removed.size());