Fuzzer fix for overflow in some Lut8 profiles.

src/core/SkColorLookUpTable.cpp

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkColorLookUpTable.h"
 #include "SkFloatingPoint.h"
 
@@ skipping 74 matching lines @@
                 dst[i] = (ptr[n000] + diffZ * (ptr[n100] - ptr[n000]) +
                                       diffY * (ptr[n111] - ptr[n101]) +
                                       diffX * (ptr[n101] - ptr[n100]));
             } else {
                 dst[i] = (ptr[n000] + diffZ * (ptr[n100] - ptr[n000]) +
                                       diffY * (ptr[n110] - ptr[n100]) +
                                       diffX * (ptr[n111] - ptr[n110]));
             }
         }
 
+        // TODO(raftias): Figure out why this is going out of range (up to 1.0359!)
+        if (dst[i] > 1.f) {
+            dst[i] = 1.f;
+        } else if (dst[i] < 0.f) {
+            dst[i] = 0.f;
+        }
+
         // Increment the table ptr in order to handle the next component.
         // Note that this is the how table is designed: all of nXXX
         // variables are multiples of 3 because there are 3 output
         // components.
         ptr++;
     }
 }