libvpx: Pull from upstream

source/libvpx/test/vp9_subtract_test.cc

 /*
  *  Copyright (c) 2012 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 "third_party/googletest/src/include/gtest/gtest.h"
 #include "test/acm_random.h"
 #include "test/clear_system_state.h"
 #include "test/register_state_check.h"
 #include "./vpx_config.h"
 #include "./vp9_rtcd.h"
 #include "vp9/common/vp9_blockd.h"
 #include "vpx_mem/vpx_mem.h"
 
-typedef void (*subtract_fn_t)(int rows, int cols,
-                              int16_t *diff_ptr, ptrdiff_t diff_stride,
-                              const uint8_t *src_ptr, ptrdiff_t src_stride,
-                              const uint8_t *pred_ptr, ptrdiff_t pred_stride);
+typedef void (*SubtractFunc)(int rows, int cols,
+                             int16_t *diff_ptr, ptrdiff_t diff_stride,
+                             const uint8_t *src_ptr, ptrdiff_t src_stride,
+                             const uint8_t *pred_ptr, ptrdiff_t pred_stride);
 
 namespace vp9 {
 
-class VP9SubtractBlockTest : public ::testing::TestWithParam<subtract_fn_t> {
+class VP9SubtractBlockTest : public ::testing::TestWithParam<SubtractFunc> {
  public:
   virtual void TearDown() {
     libvpx_test::ClearSystemState();
   }
 };
 
 using libvpx_test::ACMRandom;
 
 TEST_P(VP9SubtractBlockTest, SimpleSubtract) {
   ACMRandom rnd(ACMRandom::DeterministicSeed());
@@ skipping 51 matching lines @@
 }
 
 INSTANTIATE_TEST_CASE_P(C, VP9SubtractBlockTest,
                         ::testing::Values(vp9_subtract_block_c));
 
 #if HAVE_SSE2 && CONFIG_USE_X86INC
 INSTANTIATE_TEST_CASE_P(SSE2, VP9SubtractBlockTest,
                         ::testing::Values(vp9_subtract_block_sse2));
 #endif
 }  // namespace vp9