compute bounding matrix

Author: nturgut

lib/web_ui/lib/src/engine/semantics/semantics.dart

@@ -909,8 +909,6 @@ class SemanticsObject {
           ..left = '${rect.left}px'
           ..width = '${rect.width}px'
           ..height = '${rect.height}px';
-        print(
-            '** rectangle: ${rect.top}, ${rect.left}, ${rect.width}, ${rect.height}');
       }
     } else {
       if (isDesktop) {

lib/web_ui/lib/src/engine/util.dart

@@ -166,16 +166,6 @@ bool isIdentityFloat32ListTransform(Float32List matrix) {
 /// that apply identity transform.
 String float64ListToCssTransform2d(Float32List matrix) {
   assert (transformKindOf(matrix) != TransformKind.complex);
-  assert(matrix.length == 16);
-  final Float32List m = matrix;
-  if (m[0] == 1.0 && m[5] == 1.0) {
-    if (m[13] != 0.0 || m[12] != 0.0) {
-      final int height = html.window.innerHeight ?? 0;
-      final int width = html.window.innerWidth ?? 0;
-      print('height width: $height $width semantics css');
-      return 'translate(${matrix[12]}px, ${matrix[13]}px)';
-    }
-  }
   return 'matrix(${matrix[0]},${matrix[1]},${matrix[4]},${matrix[5]},${matrix[12]},${matrix[13]})';
 }