SkShaper: optionally disable harfbuzz

gyp/tools.gyp

Index: gyp/tools.gyp
diff --git a/gyp/tools.gyp b/gyp/tools.gyp
index 7b936171fd4e5025d7776bb9e72fe7feda735ff5..18f2c2dc5adfb5e069400addac7cda5c7c25d25a 100644
--- a/gyp/tools.gyp
+++ b/gyp/tools.gyp
@@ -467,14 +467,19 @@
         '../tools/using_skia_and_harfbuzz.cpp',
         '../tools/SkShaper.cpp',
       ],
+      'variables': { 'skia_example_use_harfbuzz%': 1, },
+      'conditions': [
+        [ 'skia_example_use_harfbuzz',
+          {
+            'defines' : [ 'SK_ENABLE_HARFBUZZ' ],
+            'dependencies': [ 'harfbuzz.gyp:harfbuzz', ],
+          },
+        ]
+      ],
       'dependencies': [
         'skia_lib.gyp:skia_lib',
         'pdf.gyp:pdf',
-        'harfbuzz.gyp:harfbuzz',
       ],
-      'cflags': [ '-w', ],
-      'msvs_settings': { 'VCCLCompilerTool': { 'WarningLevel': '0', }, },
-      'xcode_settings': { 'WARNING_CFLAGS': [ '-w', ], },
     },
     {
       'target_name': 'visualize_color_gamut',