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

src/effects/SkTableColorFilter.cpp

 /*
 * Copyright 2015 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
 #include "SkBitmap.h"
 #include "SkTableColorFilter.h"
 #include "SkColorPriv.h"
@@ skipping 574 matching lines @@
 
 bool SkTable_ColorFilter::asFragmentProcessors(GrContext* context,
                                                SkTDArray<GrFragmentProcessor*>* array) const {
     SkBitmap bitmap;
     this->asComponentTable(&bitmap);
 
     GrFragmentProcessor* frag = ColorTableEffect::Create(context, bitmap, fFlags);
     if (frag) {
         if (array) {
             *array->append() = frag;
+        } else {
+            frag->unref();
+            SkDEBUGCODE(frag = NULL;)
         }
         return true;
     }
     return false;
 }
 
 #endif // SK_SUPPORT_GPU
 
 ///////////////////////////////////////////////////////////////////////////////
 
@@ skipping 14 matching lines @@
 SkColorFilter* SkTableColorFilter::CreateARGB(const uint8_t tableA[256],
                                               const uint8_t tableR[256],
                                               const uint8_t tableG[256],
                                               const uint8_t tableB[256]) {
     return SkNEW_ARGS(SkTable_ColorFilter, (tableA, tableR, tableG, tableB));
 }
 
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkTableColorFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkTable_ColorFilter)
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END