Added float in SetAspectRatio

Author: FlorianRappl

src/ElectronNET.API/API/BrowserWindow.cs

@@ -1055,6 +1055,25 @@ public Task<bool> IsFullScreenAsync()
         return taskCompletionSource.Task;
     }
 
+    /// <summary>
+    /// This will make a window maintain an aspect ratio. The extra size allows a developer to have space, 
+    /// specified in pixels, not included within the aspect ratio calculations. This API already takes into
+    /// account the difference between a window’s size and its content size.
+    ///
+    /// Consider a normal window with an HD video player and associated controls.Perhaps there are 15 pixels
+    /// of controls on the left edge, 25 pixels of controls on the right edge and 50 pixels of controls below
+    /// the player. In order to maintain a 16:9 aspect ratio (standard aspect ratio for HD @1920x1080) within
+    /// the player itself we would call this function with arguments of 16/9 and[40, 50]. The second argument
+    /// doesn’t care where the extra width and height are within the content view–only that they exist. Just 
+    /// sum any extra width and height areas you have within the overall content view.
+    /// </summary>
+    /// <param name="aspectRatio">The aspect ratio to maintain for some portion of the content view.</param>
+    /// <param name="extraSize">The extra size not to be included while maintaining the aspect ratio.</param>
+    public void SetAspectRatio(double aspectRatio, Size extraSize)
+    {
+        BridgeConnector.Socket.Emit("browserWindowSetAspectRatio", Id, aspectRatio, JObject.FromObject(extraSize, _jsonSerializer));
+    }
+
     /// <summary>
     /// This will make a window maintain an aspect ratio. The extra size allows a developer to have space, 
     /// specified in pixels, not included within the aspect ratio calculations. This API already takes into