Add WindowMetricsHelper

This metrics now is used for calculating the value reported by
Display#getSize. It could be extended to have more function later.

Also replace getCurrentMetrics usages to make them report
Display#getSize value.

Bug: 148904274
Test: atest WindowMetricsHelperTest

Change-Id: I182b6e63f7c28752eee22839cb9e69f073046c3f

1 files changed, 1 insertions, 5 deletions

diff --git a/core/java/android/window/VirtualDisplayTaskEmbedder.java b/core/java/android/window/VirtualDisplayTaskEmbedder.java
index 1c0598b1d216..7389e9f2a631 100644
--- a/core/java/android/window/VirtualDisplayTaskEmbedder.java
+++ b/core/java/android/window/VirtualDisplayTaskEmbedder.java
@@ -372,11 +372,7 @@ public class VirtualDisplayTaskEmbedder extends TaskEmbedder {
 
     /** Get density of the hosting display. */
     private int getBaseDisplayDensity() {
-        if (mTmpDisplayMetrics == null) {
-            mTmpDisplayMetrics = new DisplayMetrics();
-        }
-        mContext.getDisplayNoVerify().getRealMetrics(mTmpDisplayMetrics);
-        return mTmpDisplayMetrics.densityDpi;
+        return mContext.getResources().getConfiguration().densityDpi;
     }
 
     /**