Fix compilation with SK_ENABLE_INST_COUNT=1

src/gpu/GrPath.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrPath.h"
 
-SK_DEFINE_INST_COUNT(GrPath)
-
 GrResourceKey GrPath::ComputeKey(const SkPath& path, const SkStrokeRec& stroke) {
     static const GrResourceKey::ResourceType gPathResourceType = GrResourceKey::GenerateResourceType();
     static const GrCacheID::Domain gPathDomain = GrCacheID::GenerateDomain();
 
     GrCacheID::Key key;
     uint32_t* keyData = key.fData32;
     keyData[0] = path.getGenerationID();
 
     SK_COMPILE_ASSERT(SkPaint::kJoinCount <= 3, cap_shift_will_be_wrong);
     keyData[1] = stroke.needToApply();
     if (0 != keyData[1]) {
         keyData[1] |= stroke.getJoin() << 1;
         keyData[1] |= stroke.getCap() << 3;
         keyData[2] = static_cast<uint32_t>(stroke.getMiter());
         keyData[3] = static_cast<uint32_t>(stroke.getWidth());
     } else {
         keyData[2] = 0;
         keyData[3] = 0;
     }
 
     return GrResourceKey(GrCacheID(gPathDomain, key), gPathResourceType, 0);
 }