Add EUSERS to OsConstants.

Required by Camera framework code.

Change-Id: I8bcac8f1ced50c76614f566a6e624967a18a25e1
diff --git a/luni/src/main/java/android/system/OsConstants.java b/luni/src/main/java/android/system/OsConstants.java
index 291ccdf..b3ad5b6 100644
--- a/luni/src/main/java/android/system/OsConstants.java
+++ b/luni/src/main/java/android/system/OsConstants.java
@@ -238,6 +238,7 @@
     public static final int ETIME = placeholder();
     public static final int ETIMEDOUT = placeholder();
     public static final int ETXTBSY = placeholder();
+    /** @hide */ public static final int EUSERS = placeholder();
     // On Linux, EWOULDBLOCK == EAGAIN. Use EAGAIN instead, to reduce confusion.
     public static final int EXDEV = placeholder();
     public static final int EXIT_FAILURE = placeholder();
diff --git a/luni/src/main/native/android_system_OsConstants.cpp b/luni/src/main/native/android_system_OsConstants.cpp
index b84cf5a..3cc9b06 100644
--- a/luni/src/main/native/android_system_OsConstants.cpp
+++ b/luni/src/main/native/android_system_OsConstants.cpp
@@ -212,6 +212,7 @@
     initConstant(env, c, "ETIME", ETIME);
     initConstant(env, c, "ETIMEDOUT", ETIMEDOUT);
     initConstant(env, c, "ETXTBSY", ETXTBSY);
+    initConstant(env, c, "EUSERS", EUSERS);
 #if EWOULDBLOCK != EAGAIN
 #error EWOULDBLOCK != EAGAIN
 #endif