Add new skpinfo tool

gyp/tools.gyp

 # GYP file to build various tools.
 #
 # To build on Linux:
 #  ./gyp_skia tools.gyp && make tools
 #
 {
   'includes': [
     'apptype_console.gypi',
   ],
   'targets': [
     {
       # Build all executable targets defined below.
       'target_name': 'tools',
       'type': 'none',
       'dependencies': [
         'bbh_shootout',
         'bench_pictures',
         'bench_record',
         'filter',
         'lua_app',
         'lua_pictures',
         'pinspect',
         'render_pdfs',
         'render_pictures',
         'skdiff',
         'skhello',
         'skpdiff',
+        'skpinfo',
         'skpmaker',
         'skimage',
         'test_image_decoder',
       ],
       'conditions': [
         ['skia_shared_lib',
           {
             'dependencies': [
               'sklua', # This can only be built if skia is built as a shared library
             ],
@@ skipping 136 matching lines @@
         '../src/utils/',
       ],
       'dependencies': [
         'flags.gyp:flags',
         'gm.gyp:gm_expectations',
         'jsoncpp.gyp:jsoncpp',
         'skia_lib.gyp:skia_lib',
         'utils.gyp:utils',
       ],
     },
+    {
+      'target_name': 'skpinfo',
+      'type': 'executable',
+      'sources': [
+        '../tools/skpinfo.cpp',
+      ],
+      'include_dirs': [
+        '../tools/flags',
+        '../src/core/',
+      ],
+      'dependencies': [
+        'flags.gyp:flags',
+        'skia_lib.gyp:skia_lib',
+      ],
+    },
 
     {
       'target_name': 'lua_app',
       'type': 'executable',
       'sources': [
         '../tools/lua/lua_app.cpp',
         '../src/utils/SkLua.cpp',
       ],
       'include_dirs': [
         # Lua exposes GrReduceClip which in turn requires src/core for SkTLList
@@ skipping 336 matching lines @@
             'type': 'executable',
             'sources': [
               '../tools/win_lcid.cpp',
             ],
           },
         ],
       },
     ],
   ],
 }