libvpx: Pull from upstream

source/libvpx/vp8/encoder/arm/neon/picklpf_arm.c

Index: source/libvpx/vp8/encoder/arm/neon/picklpf_arm.c
===================================================================
--- source/libvpx/vp8/encoder/arm/neon/picklpf_arm.c	(revision 291857)
+++ source/libvpx/vp8/encoder/arm/neon/picklpf_arm.c	(working copy)
@@ -1,46 +0,0 @@
-/*
- *  Copyright (c) 2010 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.
- */
-
-#include "vp8/common/loopfilter.h"
-#include "vpx_scale/yv12config.h"
-
-extern void vp8_memcpy_partial_neon(unsigned char *dst_ptr,
-                                    unsigned char *src_ptr,
-                                    int sz);
-
-
-void vp8_yv12_copy_partial_frame_neon(YV12_BUFFER_CONFIG *src_ybc,
-                                      YV12_BUFFER_CONFIG *dst_ybc)
-{
-    unsigned char *src_y, *dst_y;
-    int yheight;
-    int ystride;
-    int yoffset;
-    int linestocopy;
-
-    yheight  = src_ybc->y_height;
-    ystride  = src_ybc->y_stride;
-
-    /* number of MB rows to use in partial filtering */
-    linestocopy = (yheight >> 4) / PARTIAL_FRAME_FRACTION;
-    linestocopy = linestocopy ? linestocopy << 4 : 16;     /* 16 lines per MB */
-
-    /* Copy extra 4 so that full filter context is available if filtering done
-     * on the copied partial frame and not original. Partial filter does mb
-     * filtering for top row also, which can modify3 pixels above.
-     */
-    linestocopy += 4;
-    /* partial image starts at ~middle of frame (macroblock border) */
-    yoffset  = ystride * (((yheight >> 5) * 16) - 4);
-    src_y = src_ybc->y_buffer + yoffset;
-    dst_y = dst_ybc->y_buffer + yoffset;
-
-    vp8_memcpy_partial_neon(dst_y, src_y, ystride * linestocopy);
-}