Wire up support for --skia-deterministic-rendering (#14802)

https://github.com/flutter/flutter/issues/14519

packages/flutter_tools/lib/src/device.dart

diff --git a/packages/flutter_tools/lib/src/device.dart b/packages/flutter_tools/lib/src/device.dart
index 0fcee66..0adeb37 100644
--- a/packages/flutter_tools/lib/src/device.dart
+++ b/packages/flutter_tools/lib/src/device.dart
@@ -320,6 +320,7 @@
   DebuggingOptions.enabled(this.buildInfo, {
     this.startPaused: false,
     this.enableSoftwareRendering: false,
+    this.skiaDeterministicRendering: false,
     this.traceSkia: false,
     this.useTestFonts: false,
     this.observatoryPort,
@@ -330,6 +331,7 @@
     useTestFonts = false,
     startPaused = false,
     enableSoftwareRendering = false,
+    skiaDeterministicRendering = false,
     traceSkia = false,
     observatoryPort = null;
 
@@ -338,6 +340,7 @@
   final BuildInfo buildInfo;
   final bool startPaused;
   final bool enableSoftwareRendering;
+  final bool skiaDeterministicRendering;
   final bool traceSkia;
   final bool useTestFonts;
   final int observatoryPort;