Test - Increase BrowserRefCountDecrementedOnDispose reliability

Author: amaitland

CefSharp.Test/OffScreen/OffScreenBrowserBasicFacts.cs

@@ -127,6 +127,8 @@ public async Task CanLoadExpiredBadSsl()
         [Fact]
         public void BrowserRefCountDecrementedOnDispose()
         {
+            var currentCount = BrowserRefCounter.Instance.Count;
+
             var manualResetEvent = new ManualResetEvent(false);
 
             var browser = new ChromiumWebBrowser("https://google.com");
@@ -141,12 +143,10 @@ public void BrowserRefCountDecrementedOnDispose()
             manualResetEvent.WaitOne();
 
             //TODO: Refactor this so reference is injected into browser
-            Assert.Equal(1, BrowserRefCounter.Instance.Count);
+            Assert.Equal(currentCount + 1, BrowserRefCounter.Instance.Count);
 
             browser.Dispose();
 
-            Assert.True(BrowserRefCounter.Instance.Count <= 1);
-
             Cef.WaitForBrowsersToClose();
 
             Assert.Equal(0, BrowserRefCounter.Instance.Count);