Update layers to clear them

Bug #8489505

A layer should be updated even with an empty deferred display list. It is
possible for a layer to request an update just to execute a clear which
will be handled by LayerRenderer::prepareDirty().

Change-Id: Iffb98bd71d6caa8d4a701df98197676f9423c0c2

1 files changed, 1 insertions, 1 deletions

diff --git a/libs/hwui/Layer.cpp b/libs/hwui/Layer.cpp
index 7f4977adbb80..0267a66a39a3 100644
--- a/libs/hwui/Layer.cpp
+++ b/libs/hwui/Layer.cpp
@@ -168,7 +168,7 @@ void Layer::defer() {
 }
 
 void Layer::flush() {
-    if (deferredList && !deferredList->isEmpty()) {
+    if (deferredList) {
         renderer->setViewport(layer.getWidth(), layer.getHeight());
         renderer->prepareDirty(dirtyRect.left, dirtyRect.top, dirtyRect.right, dirtyRect.bottom,
                 !isBlend());