Add rounded corner support to SkiaRE

Test: manual
Test: LayerTypeAndRenderTypeTransactionTest
Fixes: 148669903
Bug: 143468037
Change-Id: Ief5e44d5dc9414fea3d91897c610beb04e018e0f
diff --git a/libs/renderengine/skia/SkiaGLRenderEngine.h b/libs/renderengine/skia/SkiaGLRenderEngine.h
index b8387b2..b5c4a1e 100644
--- a/libs/renderengine/skia/SkiaGLRenderEngine.h
+++ b/libs/renderengine/skia/SkiaGLRenderEngine.h
@@ -60,6 +60,7 @@
                                        Protection protection);
     static EGLSurface createPlaceholderEglPbufferSurface(EGLDisplay display, EGLConfig config,
                                                          int hwcFormat, Protection protection);
+    inline SkRRect getRoundedRect(const LayerSettings* layer);
 
     base::unique_fd flush();
     bool waitFence(base::unique_fd fenceFd);