[Android] fix Android9 inaccurate ScreenHeight problem (#2536)

* [Android] fix Android9 inaccurate SreenHeight problem

Author: katherine95s

android/sdk/src/main/java/com/taobao/weex/utils/WXViewUtils.java

@@ -24,6 +24,7 @@
 import android.graphics.Canvas;
 import android.graphics.Path;
 import android.graphics.PixelFormat;
+import android.graphics.Point;
 import android.graphics.RectF;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.LayerDrawable;
@@ -36,6 +37,8 @@
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewGroup.LayoutParams;
+import android.view.WindowManager;
+
 import com.taobao.weex.WXEnvironment;
 import com.taobao.weex.WXSDKInstance;
 import com.taobao.weex.WXSDKManager;
@@ -206,8 +209,17 @@ public static int getScreenHeight() {
 
   public static int getScreenHeight(Context cxt) {
     if(cxt!=null){
+      WindowManager wm;
       Resources res = cxt.getResources();
-      mScreenHeight =cxt.getResources().getDisplayMetrics().heightPixels;
+      if(Build.VERSION.SDK_INT >= 28 && (wm = (WindowManager)cxt.getSystemService(Context.WINDOW_SERVICE)) != null
+              && wm.getDefaultDisplay() != null){
+        Point size = new Point();
+        wm.getDefaultDisplay().getRealSize(size);
+        mScreenHeight = size.y;
+      }
+      else {
+        mScreenHeight = cxt.getResources().getDisplayMetrics().heightPixels;
+      }
       if(WXEnvironment.SETTING_FORCE_VERTICAL_SCREEN){
         mScreenWidth = res
                 .getDisplayMetrics()