[Mono] Remove unused field in Exception.Mono (#71202)

steveisok · Steve Pfister · web-flow · commit ade0b2146555 · 2022-06-29T13:07:24.000-04:00
#70970 was merged with a field that was unused. This PR removes it. Co-authored-by: Steve Pfister <steve.pfister@microsoft.com>
diff --git a/src/mono/System.Private.CoreLib/src/System/Exception.Mono.cs b/src/mono/System.Private.CoreLib/src/System/Exception.Mono.cs
@@ -49,8 +49,6 @@ public DispatchState(MonoStackFrame[]? stackFrames)
 
         private bool HasBeenThrown => _traceIPs != null;
 
-        private readonly object frameLock = new object();
-
         public MethodBase? TargetSite
         {
             [RequiresUnreferencedCode("Metadata for the method might be incomplete or removed")]

Original file line number	Diff line number	Diff line change
`@@ -49,8 +49,6 @@ public DispatchState(MonoStackFrame[]? stackFrames)`
`49`	`49`
`50`	`50`	`private bool HasBeenThrown => _traceIPs != null;`
`51`	`51`
`52`		`- private readonly object frameLock = new object();`
`53`		`-`
`54`	`52`	`public MethodBase? TargetSite`
`55`	`53`	`{`
`56`	`54`	`[RequiresUnreferencedCode("Metadata for the method might be incomplete or removed")]`