Don't leak fragment processor in SkColorFilter::asFragmentProcessors implementations.

src/effects/SkLumaColorFilter.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkLumaColorFilter.h"
 
 #include "SkColorPriv.h"
@@ skipping 108 matching lines @@
     }
 };
 
 bool SkLumaColorFilter::asFragmentProcessors(GrContext*,
                                              SkTDArray<GrFragmentProcessor*>* array) const {
 
     GrFragmentProcessor* frag = LumaColorFilterEffect::Create();
     if (frag) {
         if (array) {
             *array->append() = frag;
+        } else {
+            frag->unref();
+            SkDEBUGCODE(frag = NULL;)

[Noel Gordon, 2015/06/12 17:51:00]

That wink at <eol> is interesting ;)

         }
         return true;
     }
     return false;
 }
 #endif