Enable gpu Debug markers if tracing category skia.gpu is enabled

src/gpu/GrDrawTarget.h

 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrDrawTarget_DEFINED
 #define GrDrawTarget_DEFINED
 
@@ skipping 531 matching lines @@
     /**
      * For subclass internal use to invoke a call to onDrawPaths().
      */
     void executeDrawPaths(const GrPathRange* pathRange,
                           const uint32_t indices[], int count,
                           const float transforms[], PathTransformType transformsType,
                           SkPath::FillType fill,
                           const GrDeviceCoordTexture* dstCopy) {
         this->onDrawPaths(pathRange, indices, count, transforms, transformsType, fill, dstCopy);
     }
-
-    inline bool isGpuTracingEnabled() const {
-        return this->getContext()->isGpuTracingEnabled();
-    }
-
     ////////////////////////////////////////////////////////////////////////////
 
     /**
      * See AutoStateRestore below.
      */
     enum ASRInit {
         kPreserve_ASRInit,
         kReset_ASRInit
     };
 
@@ skipping 413 matching lines @@
     GrContext*                                                      fContext;
     // To keep track that we always have at least as many debug marker adds as removes
     int                                                             fGpuTraceMarkerCount;
     GrTraceMarkerSet                                                fActiveTraceMarkers;
     GrTraceMarkerSet                                                fStoredTraceMarkers;
 
     typedef SkRefCnt INHERITED;
 };
 
 #endif