Fix copyLayerInto

Bug: 26763945
Change-Id: I21ffbd56cf70bad0928416963e6fc254be435af9
diff --git a/libs/hwui/renderstate/RenderState.cpp b/libs/hwui/renderstate/RenderState.cpp
index 81363d9..e535f2f 100644
--- a/libs/hwui/renderstate/RenderState.cpp
+++ b/libs/hwui/renderstate/RenderState.cpp
@@ -144,7 +144,7 @@
     }
 }
 
-GLuint RenderState::genFramebuffer() {
+GLuint RenderState::createFramebuffer() {
     GLuint ret;
     glGenFramebuffers(1, &ret);
     return ret;