[adapters] 增加小游戏适配部分源码

adapters/platforms/bytedance/wrapper/builtin/WindowProperties.js

@@ -0,0 +1,21 @@
+const { screenWidth, screenHeight, devicePixelRatio } = tt.getSystemInfoSync()
+
+export const innerWidth = screenWidth
+export const innerHeight = screenHeight
+export { devicePixelRatio }
+export const screen = {
+  width: screenWidth,
+  height: screenHeight,
+  availWidth: innerWidth,
+  availHeight: innerHeight,
+  availLeft: 0,
+  availTop: 0,
+}
+
+export const performance = {
+  now: Date.now
+};
+
+export const ontouchstart = null;
+export const ontouchmove = null;
+export const ontouchend = null;