Migrate uses of config_windowIsRound to Configuration.isScreenRound

Move existing code that previously relied on config_windowIsRound to
use the new Configuration.isScreenRound() method. Also move the system
property override for emulators over to the initial setup of a Display
so that the configuration property is consistent with existing
expectations.

Remove config_windowIsRound from symbols.xml. The symbol now only
exists as a default value redirect for overlays already configured to
supply this value.

Change-Id: I24e6564030a6051c3ac7262868983b43e13eee65
diff --git a/services/core/java/com/android/server/display/LocalDisplayAdapter.java b/services/core/java/com/android/server/display/LocalDisplayAdapter.java
index e516573..517a825 100644
--- a/services/core/java/com/android/server/display/LocalDisplayAdapter.java
+++ b/services/core/java/com/android/server/display/LocalDisplayAdapter.java
@@ -17,6 +17,7 @@
 package com.android.server.display;
 
 import android.content.res.Resources;
+import android.os.Build;
 import com.android.server.LocalServices;
 import com.android.server.lights.Light;
 import com.android.server.lights.LightsManager;
@@ -50,6 +51,8 @@
 
     private static final String UNIQUE_ID_PREFIX = "local:";
 
+    private static final String PROPERTY_EMULATOR_CIRCULAR = "ro.emulator.circular";
+
     private static final int[] BUILT_IN_DISPLAY_IDS_TO_SCAN = new int[] {
             SurfaceControl.BUILT_IN_DISPLAY_ID_MAIN,
             SurfaceControl.BUILT_IN_DISPLAY_ID_HDMI,
@@ -273,8 +276,9 @@
                             com.android.internal.R.string.display_manager_built_in_display_name);
                     mInfo.flags |= DisplayDeviceInfo.FLAG_DEFAULT_DISPLAY
                             | DisplayDeviceInfo.FLAG_ROTATES_WITH_CONTENT;
-                    if (res.getBoolean(
-                            com.android.internal.R.bool.config_mainBuiltInDisplayIsRound)) {
+                    if (res.getBoolean(com.android.internal.R.bool.config_mainBuiltInDisplayIsRound)
+                            || (Build.HARDWARE.contains("goldfish")
+                            && SystemProperties.getBoolean(PROPERTY_EMULATOR_CIRCULAR, false))) {
                         mInfo.flags |= DisplayDeviceInfo.FLAG_ROUND;
                     }
                     mInfo.type = Display.TYPE_BUILT_IN;
diff --git a/services/core/java/com/android/server/policy/PhoneWindowManager.java b/services/core/java/com/android/server/policy/PhoneWindowManager.java
index 185ef03..a4e9c68 100644
--- a/services/core/java/com/android/server/policy/PhoneWindowManager.java
+++ b/services/core/java/com/android/server/policy/PhoneWindowManager.java
@@ -1220,9 +1220,7 @@
     };
 
     private boolean isRoundWindow() {
-        return mContext.getResources().getBoolean(com.android.internal.R.bool.config_windowIsRound)
-                || (Build.HARDWARE.contains("goldfish")
-                && SystemProperties.getBoolean(ViewRootImpl.PROPERTY_EMULATOR_CIRCULAR, false));
+        return mContext.getResources().getConfiguration().isScreenRound();
     }
 
     /** {@inheritDoc} */
diff --git a/services/core/java/com/android/server/wm/AccessibilityController.java b/services/core/java/com/android/server/wm/AccessibilityController.java
index 91ce739..482ae24 100644
--- a/services/core/java/com/android/server/wm/AccessibilityController.java
+++ b/services/core/java/com/android/server/wm/AccessibilityController.java
@@ -432,8 +432,7 @@
                 mDrawBorderInset = (int) mBorderWidth / 2;
                 mWindow = new ViewportWindow(mContext);
 
-                if (mContext.getResources().getBoolean(
-                            com.android.internal.R.bool.config_windowIsRound)) {
+                if (mContext.getResources().getConfiguration().isScreenRound()) {
                     mCircularPath = new Path();
                     mWindowManager.getDefaultDisplay().getRealSize(mTempPoint);
                     final int centerXY = mTempPoint.x / 2;
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index e43861c..d94f5d9 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -5923,8 +5923,7 @@
 
     public void updateCircularDisplayMaskIfNeeded() {
         // we're fullscreen and not hosted in an ActivityView
-        if (mContext.getResources().getBoolean(
-                com.android.internal.R.bool.config_windowIsRound)
+        if (mContext.getResources().getConfiguration().isScreenRound()
                 && mContext.getResources().getBoolean(
                 com.android.internal.R.bool.config_windowShowCircularMask)) {
             // Device configuration calls for a circular display mask, but we only enable the mask