Unit Test for WebView animating in and out of screen

android_webview/browser/test/rendering_test.cc

Index: android_webview/browser/test/rendering_test.cc
diff --git a/android_webview/browser/test/rendering_test.cc b/android_webview/browser/test/rendering_test.cc
index fe69bcd6d3c54b018a600a8b13dbd23ab8e40390..09e04986f0107fa3642950d65ab980dad7ddd3e2 100644
--- a/android_webview/browser/test/rendering_test.cc
+++ b/android_webview/browser/test/rendering_test.cc
@@ -66,6 +66,19 @@ bool RenderingTest::RequestDrawGL(bool wait_for_completion) {
   return true;
 }
 
+bool RenderingTest::WillDrawOnRT(SharedRendererState* functor,
+                                 AwDrawGLInfo& draw_info) {
+  if (browser_view_renderer_->global_visible_rect_for_testing().IsEmpty())
+    return false;
+
+  draw_info.width = window_->surface_size().width();
+  draw_info.height = window_->surface_size().height();
+  draw_info.is_layer = false;
+  gfx::Transform transform;
+  transform.matrix().asColMajorf(draw_info.transform);
+  return true;
+}
+
 void RenderingTest::OnNewPicture() {
 }