Fix "^" in --match flag for nanobench SKPs

bench/nanobench.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include <ctype.h>
 
 #include "nanobench.h"
@@ skipping 591 matching lines @@
               kRGB_565_SkColorType,
               kAlpha_8_SkColorType,
               kIndex_8_SkColorType,
               kGray_8_SkColorType };
         fColorTypes.reset(colorTypes, SK_ARRAY_COUNT(colorTypes));
     }
 
     static bool ReadPicture(const char* path, SkAutoTUnref<SkPicture>* pic) {
         // Not strictly necessary, as it will be checked again later,
         // but helps to avoid a lot of pointless work if we're going to skip it.
-        if (SkCommandLineFlags::ShouldSkip(FLAGS_match, path)) {
+        if (SkCommandLineFlags::ShouldSkip(FLAGS_match, SkOSPath::Basename(path).c_str())) {

[Chris Dalton, 2016/02/17 18:21:36]

I can think of a more elaborate fix if we want to avoid calling Basename twice,
but I didn't feel like it was really necessary.

             return false;
         }
 
         SkAutoTDelete<SkStream> stream(SkStream::NewFromFile(path));
         if (stream.get() == nullptr) {
             SkDebugf("Could not read %s.\n", path);
             return false;
         }
 
         pic->reset(SkPicture::CreateFromStream(stream.get()));
@@ skipping 652 matching lines @@
 
     return 0;
 }
 
 #if !defined SK_BUILD_FOR_IOS
 int main(int argc, char** argv) {
     SkCommandLineFlags::Parse(argc, argv);
     return nanobench_main();
 }
 #endif