Gamma correcting masks.
https://codereview.appspot.com/6244068/


git-svn-id: http://skia.googlecode.com/svn/trunk@4841 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gyp/common_conditions.gypi b/gyp/common_conditions.gypi
index 2f58c1b..6dcfd81 100644
--- a/gyp/common_conditions.gypi
+++ b/gyp/common_conditions.gypi
@@ -80,15 +80,13 @@
         'defines': [
           'SK_SAMPLES_FOR_X',
           'SK_BUILD_FOR_UNIX',
-          'SK_USE_COLOR_LUMINANCE',
-          'SK_GAMMA_APPLY_TO_A8',
         ],
         'configurations': {
           'Debug': {
             'cflags': ['-g']
           },
           'Release': {
-            'cflags': ['-O3'],
+            'cflags': ['-O3 -g'],
             'defines': [ 'NDEBUG' ],
           },
         },