migrate skpdiff to tools

experimental/skpdiff/skpdiff.gyp

Index: experimental/skpdiff/skpdiff.gyp
diff --git a/experimental/skpdiff/skpdiff.gyp b/experimental/skpdiff/skpdiff.gyp
deleted file mode 100644
index 8083f77ccd67e13181683da19888bf70990bfa45..0000000000000000000000000000000000000000
--- a/experimental/skpdiff/skpdiff.gyp
+++ /dev/null
@@ -1,53 +0,0 @@
-# GYP file to build skpdiff.
-#
-# To build on Linux:
-#  ./gyp_skia skpdiff.gyp && make skpdiff
-#
-{
-  'targets': [
-    {
-      'target_name': 'skpdiff',
-      'type': 'executable',
-      'sources': [
-        'main.cpp',
-        'SkDiffContext.cpp',
-        'SkImageDiffer.cpp',
-        'SkPMetric.cpp',
-        'skpdiff_util.cpp',
-        '../../tools/flags/SkCommandLineFlags.cpp',
-      ],
-      'include_dirs': [
-        '../../tools/flags'
-      ],
-      'dependencies': [
-        '../../gyp/skia_lib.gyp:skia_lib',
-      ],
-      'cflags': [
-        '-O3',
-      ],
-      'conditions': [
-        ['skia_opencl', {
-          'sources': [
-            'SkCLImageDiffer.cpp',
-            'SkDifferentPixelsMetric_opencl.cpp',
-          ],
-          'link_settings': {
-            'libraries': [
-              '-lOpenCL',
-            ],
-          },
-        }, {
-          'sources': [
-            'SkDifferentPixelsMetric_cpu.cpp',
-          ],
-        }],
-      ],
-    },
-  ],
-}
-
-# Local Variables:
-# tab-width:2
-# indent-tabs-mode:nil
-# End:
-# vim: set expandtab tabstop=2 shiftwidth=2: