Early wait on texture resource sync points in gl_renderer.

cc/output/software_renderer.cc

Index: cc/output/software_renderer.cc
diff --git a/cc/output/software_renderer.cc b/cc/output/software_renderer.cc
index 0a04f098771111c7dcf8ee75142cb07cd2200b1f..e1d749c6b99ba08955e0ac3625f8bb7063f74a11 100644
--- a/cc/output/software_renderer.cc
+++ b/cc/output/software_renderer.cc
@@ -268,6 +268,10 @@ bool SoftwareRenderer::IsSoftwareResource(
   return false;
 }
 
+void SoftwareRenderer::DoPrelockQuad(DrawingFrame* frame,
+                                     const DrawQuad* quad) {
+}
+
 void SoftwareRenderer::DoDrawQuad(DrawingFrame* frame, const DrawQuad* quad) {
   TRACE_EVENT0("cc", "SoftwareRenderer::DoDrawQuad");
   gfx::Transform quad_rect_matrix;