Update libvpx snapshot to v0.9.7-p1 (Cayuga).

source/libvpx/vp8/decoder/ec_types.h

Index: source/libvpx/vp8/decoder/ec_types.h
===================================================================
--- source/libvpx/vp8/decoder/ec_types.h	(revision 0)
+++ source/libvpx/vp8/decoder/ec_types.h	(revision 0)
@@ -0,0 +1,51 @@
+/*
+ *  Copyright (c) 2011 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef VP8_DEC_EC_TYPES_H
+#define VP8_DEC_EC_TYPES_H
+
+#define MAX_OVERLAPS 16
+
+
+
+/* The area (pixel area in Q6) the block pointed to by bmi overlaps
+ * another block with.
+ */
+typedef struct
+{
+    int overlap;
+    union b_mode_info *bmi;
+} OVERLAP_NODE;
+
+/* Structure to keep track of overlapping blocks on a block level. */
+typedef struct
+{
+    /* TODO(holmer): This array should be exchanged for a linked list */
+    OVERLAP_NODE overlaps[MAX_OVERLAPS];
+} B_OVERLAP;
+
+/* Structure used to hold all the overlaps of a macroblock. The overlaps of a
+ * macroblock is further divided into block overlaps.
+ */
+typedef struct
+{
+    B_OVERLAP overlaps[16];
+} MB_OVERLAP;
+
+/* Structure for keeping track of motion vectors and which reference frame they
+ * refer to. Used for motion vector interpolation.
+ */
+typedef struct
+{
+    MV mv;
+    MV_REFERENCE_FRAME ref_frame;
+} EC_BLOCK;
+
+#endif /* VP8_DEC_EC_TYPES_H */