From fcd259d22c316e2641b6c5d3cbff44a2333e6f93 Mon Sep 17 00:00:00 2001
From: "Philip P. Moltmann" <moltmann@google.com>
Date: Mon, 14 Sep 2020 19:49:09 -0700
Subject: [PATCH] Reduce the overhead of historical appops

- Use cheaper round method

Fixes: 164465976
Test: TH
Change-Id: I2c661b94ee4a87f96620bde25b2dfae297dc1f5e
---
 core/java/android/app/AppOpsManager.java | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/core/java/android/app/AppOpsManager.java b/core/java/android/app/AppOpsManager.java
index 04f72f6dc71d3..8981e472e90e6 100644
--- a/core/java/android/app/AppOpsManager.java
+++ b/core/java/android/app/AppOpsManager.java
@@ -81,8 +81,6 @@ import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 import java.lang.reflect.Method;
-import java.math.BigDecimal;
-import java.math.RoundingMode;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.BitSet;
@@ -5021,8 +5019,7 @@ public class AppOpsManager {
          * @hide
          */
         public static double round(double value) {
-            final BigDecimal decimalScale = new BigDecimal(value);
-            return decimalScale.setScale(0, RoundingMode.HALF_UP).doubleValue();
+            return Math.floor(value + 0.5);
         }
 
         @Override