Update 9patch structure when rendering with different divs/colors.
Bug #3221488

Change-Id: Ifc9e42a991d630feadc9e8032322f37504d09d6d
diff --git a/libs/hwui/OpenGLRenderer.cpp b/libs/hwui/OpenGLRenderer.cpp
index ad72584..60343e0 100644
--- a/libs/hwui/OpenGLRenderer.cpp
+++ b/libs/hwui/OpenGLRenderer.cpp
@@ -952,6 +952,9 @@
                 mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset,
                 GL_TRIANGLES, mesh->verticesCount, false, false, mesh->meshBuffer,
                 true, !mesh->hasEmptyQuads);
+    } else {
+        PATCH_LOGD("Invisible 9patch, ignoring (%.2f, %.2f, %.2f, %.2f)",
+                left, top, right, bottom);
     }
 }