Remove unused kMaxPOI.

tools/skpdiff/SkDiffContext.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 "SkBitmap.h"
 #include "SkImageDecoder.h"
 #include "SkOSFile.h"
 #include "SkRunnable.h"
 #include "SkStream.h"
 #include "SkTDict.h"
 #include "SkThreadPool.h"
 
 #include "SkDiffContext.h"
 #include "skpdiff_util.h"
 
-// Truncates the number of points of interests in JSON output to not freeze the parser
-static const int kMaxPOI = 100;
-
 SkDiffContext::SkDiffContext() {
     fDiffers = NULL;
     fDifferCount = 0;
     fThreadCount = SkThreadPool::kThreadPerCore;
 }
 
 SkDiffContext::~SkDiffContext() {
     if (NULL != fDiffers) {
         SkDELETE_ARRAY(fDiffers);
     }
@@ skipping 324 matching lines @@
         for (int i = 0; i < cntColumns; i++) {
             SkString str;
             str.printf(", %f", values[i]);
             stream.writeText(str.c_str());
         }
         stream.writeText("\n");
 
         currentRecord = iter2.next();
     }
 }