Rename variance files

libvpx_srcs_x86_64_intrinsics.gypi

 # This file is generated. Do not edit.
 # Copyright (c) 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'targets': [
     {
       'target_name': 'libvpx_intrinsics_mmx',
       'type': 'static_library',
       'include_dirs': [
         'source/config/<(OS_CATEGORY)/<(target_arch_full)',
         '<(libvpx_source)',
       ],
       'sources': [
         '<(libvpx_source)/vp8/common/x86/idct_blk_mmx.c',
-        '<(libvpx_source)/vp8/common/x86/variance_mmx.c',
+        '<(libvpx_source)/vp8/common/x86/vp8_variance_mmx.c',
         '<(libvpx_source)/vp8/encoder/x86/vp8_enc_stubs_mmx.c',
         '<(libvpx_source)/vpx_dsp/x86/variance_mmx.c',
       ],
       'cflags': [ '-mmmx', ],
       'xcode_settings': { 'OTHER_CFLAGS': [ '-mmmx' ] },
     },
     {
       'target_name': 'libvpx_intrinsics_sse2',
       'type': 'static_library',
       'include_dirs': [
         'source/config/<(OS_CATEGORY)/<(target_arch_full)',
         '<(libvpx_source)',
       ],
       'sources': [
         '<(libvpx_source)/vp8/common/x86/idct_blk_sse2.c',
         '<(libvpx_source)/vp8/common/x86/recon_wrapper_sse2.c',
-        '<(libvpx_source)/vp8/common/x86/variance_sse2.c',
+        '<(libvpx_source)/vp8/common/x86/vp8_variance_sse2.c',
         '<(libvpx_source)/vp8/encoder/x86/denoising_sse2.c',
         '<(libvpx_source)/vp8/encoder/x86/quantize_sse2.c',
         '<(libvpx_source)/vp8/encoder/x86/vp8_enc_stubs_sse2.c',
         '<(libvpx_source)/vp9/common/x86/vp9_idct_intrin_sse2.c',
         '<(libvpx_source)/vp9/common/x86/vp9_loopfilter_intrin_sse2.c',
         '<(libvpx_source)/vp9/encoder/x86/vp9_avg_intrin_sse2.c',
         '<(libvpx_source)/vp9/encoder/x86/vp9_dct_sse2.c',
         '<(libvpx_source)/vp9/encoder/x86/vp9_denoiser_sse2.c',
         '<(libvpx_source)/vp9/encoder/x86/vp9_quantize_sse2.c',
         '<(libvpx_source)/vp9/encoder/x86/vp9_variance_sse2.c',
@@ skipping 74 matching lines @@
         'VCCLCompilerTool': {
           'EnableEnhancedInstructionSet': '5', # /arch:AVX2
         },
       },
       # TODO(pcc): Remove this once we properly support subtarget specific
       # code generation in LLVM (http://llvm.org/PR19416).
       'cflags!': [ '-flto', '-fsanitize=cfi-vptr', ],
     },
   ],
 }