Move SKTigonNetwork internal plugin to xplat

Summary: Moves SKTigonNetwork internal plugin to xplat leaving behind a stub buck target in litho

Reviewed By: passy

Differential Revision: D9082339

fbshipit-source-id: d98eeef4e64458586403c01937f6d48ad82e27aa

iOS/Plugins/Facebook/SKTigonNetworkPlugin/SKTigonNetworkPluginTestUtils/SKDispatchQueueMock.h

@@ -0,0 +1,48 @@
+// Copyright 2004-present Facebook. All Rights Reserved.
+
+#if FB_SONARKIT_ENABLED
+
+#pragma once
+
+#import <SonarKitNetworkPlugin/SKDispatchQueue.h>
+
+#import <vector>
+
+namespace facebook {
+  namespace sonar {
+    class SyncQueue: public DispatchQueue
+    {
+      public:
+      SyncQueue()
+      :_isSuspended(NO){}
+
+      void async(dispatch_block_t block) override
+      {
+        if (_isSuspended) {
+          _blockArray.push_back(block);
+        } else {
+          block();
+        }
+      }
+
+      void suspend()
+      {
+        _isSuspended = YES;
+      }
+
+      void resume()
+      {
+        _isSuspended = NO;
+        for (const auto &block : _blockArray) {
+          block();
+        }
+      }
+
+    private:
+      std::vector<dispatch_block_t> _blockArray;
+      bool _isSuspended;
+    };
+  }
+}
+
+#endif