From 3597b55d12f77d2fb3019b2bbc3496673c78be7d Mon Sep 17 00:00:00 2001
From: Jeff Sharkey <jsharkey@android.com>
Date: Tue, 18 Nov 2014 14:03:56 -0800
Subject: [PATCH] Speed up GrantUri.hashCode().

It's used as a key for all outstanding permission grants, so let's
keep it fast.

Bug: 18381401
Change-Id: I4db8dba13302b98f33aacfa3e9acd9a394541cd0
---
 .../java/com/android/server/am/ActivityManagerService.java  | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 6d9f0c5e5403c..debab7130b67a 100755
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -796,7 +796,11 @@ public final class ActivityManagerService extends ActivityManagerNative
 
         @Override
         public int hashCode() {
-            return toString().hashCode();
+            int hashCode = 1;
+            hashCode = 31 * hashCode + sourceUserId;
+            hashCode = 31 * hashCode + uri.hashCode();
+            hashCode = 31 * hashCode + (prefix ? 1231 : 1237);
+            return hashCode;
         }
 
         @Override