Revert of DM: add a pixel check to serialize

tools/dm_flags.py

Index: tools/dm_flags.py
diff --git a/tools/dm_flags.py b/tools/dm_flags.py
index da7f5378da0db2b63a598dfa4eaeb54ae48b1093..928d3fe9cadef44d12bb5ca5a0aa11f39223dc9f 100755
--- a/tools/dm_flags.py
+++ b/tools/dm_flags.py
@@ -168,28 +168,6 @@
     blacklist.extend('_ image _ interlaced2.png'.split(' '))
     blacklist.extend('_ image _ interlaced3.png'.split(' '))
 
-  # skia:4095
-  for test in ['not_native32_bitmap_config',
-               'bleed_image',
-               'bleed_alpha_image',
-               'bleed_alpha_image_shader',
-               'blend',
-               'c_gms',
-               'colortype',
-               'colortype_xfermodes',
-               'colorwheelnative',
-               'drawfilter',
-               'fontmgr_bounds_0.75_0',
-               'fontmgr_bounds_1_-0.25',
-               'fontmgr_bounds',
-               'fontmgr_match',
-               'fontmgr_iter',
-               'lightingshader',
-               'localmatriximagefilter',
-               'path_stroke_with_zero_length',
-               'textblobgeometrychange']:
-    blacklist.extend(['serialize-8888', 'gm', '_', test])
-
   if blacklist:
     args.append('--blacklist')
     args.extend(blacklist)
@@ -200,7 +178,7 @@
 
   if 'GalaxyS3' in bot:  # skia:1699
     match.append('~WritePixels')
-
+  
   if 'AndroidOne' in bot:  # skia:4711
     match.append('~WritePixels')