Use an incrementing lock identifier

Author: dvicory

android/src/main/java/com/reactnativecommunity/webview/RNCWebViewModule.java

@@ -38,7 +38,6 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
-import java.util.Random;
 import java.util.concurrent.atomic.AtomicReference;
 
 import static android.app.Activity.RESULT_OK;
@@ -62,14 +61,14 @@ protected enum ShouldOverrideCallbackState {
       DO_NOT_OVERRIDE,
     }
 
-    private final Random randomGenerator = new Random();
+    private int nextLockIdentifier = 0;
     private final HashMap<Integer, AtomicReference<ShouldOverrideCallbackState>> shouldOverrideLocks = new HashMap<>();
 
     public synchronized Pair<Integer, AtomicReference<ShouldOverrideCallbackState>> getNewLock() {
-      Integer nextRand = randomGenerator.nextInt();
+      final int lockIdentifier = nextLockIdentifier++;
       AtomicReference<ShouldOverrideCallbackState> shouldOverride = new AtomicReference<>(ShouldOverrideCallbackState.UNDECIDED);
-      shouldOverrideLocks.put(nextRand, shouldOverride);
-      return new Pair<>(nextRand, shouldOverride);
+      shouldOverrideLocks.put(lockIdentifier, shouldOverride);
+      return new Pair<>(lockIdentifier, shouldOverride);
     }
 
     @Nullable