libwebp: update snapshot to v0.2.0-rc1

third_party/libwebp/dec/layer.c

Index: third_party/libwebp/dec/layer.c
diff --git a/third_party/libwebp/dec/layer.c b/third_party/libwebp/dec/layer.c
index f7d41e0eec6494b71cd722f1f584d891790a99be..a3a5bdcfe8839762b9ca4aba22a85049d72857f1 100644
--- a/third_party/libwebp/dec/layer.c
+++ b/third_party/libwebp/dec/layer.c
@@ -1,4 +1,4 @@
-// Copyright 2011 Google Inc.
+// Copyright 2011 Google Inc. All Rights Reserved.
 //
 // This code is licensed under the same terms as WebM:
 //  Software License Agreement:  http://www.webmproject.org/license/software/
@@ -11,7 +11,8 @@
 
 #include <assert.h>
 #include <stdlib.h>
-#include "vp8i.h"
+
+#include "./vp8i.h"
 
 #if defined(__cplusplus) || defined(c_plusplus)
 extern "C" {