use SkTDynamicHash in picture recording

tests/FlatDataTest.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 "SkBitmap.h"
 #include "SkCanvas.h"
@@ skipping 26 matching lines @@
  * @param reporter Object to report failures.
  * @param obj Flattenable object to be flattened.
  * @param flattenProc Function that flattens objects with the same type as obj.
  */
 static void testCreate(skiatest::Reporter* reporter, const void* obj,
                        void (*flattenProc)(SkOrderedWriteBuffer&, const void*)) {
     Controller controller;
     // No need to delete data because that will be taken care of by the
     // controller.
     SkFlatData* data1 = SkFlatData::Create(&controller, obj, 0, flattenProc);
-    data1->setSentinelInCache();
     SkFlatData* data2 = SkFlatData::Create(&controller, obj, 1, flattenProc);
-    data2->setSentinelAsCandidate();
-    REPORTER_ASSERT(reporter, SkFlatData::Compare(*data1, *data2) == 0);
+    REPORTER_ASSERT(reporter, *data1 == *data2);
 }
 
 static void Tests(skiatest::Reporter* reporter) {
     // Test flattening SkShader
     SkPoint points[2];
     points[0].set(0, 0);
     points[1].set(SkIntToScalar(20), SkIntToScalar(20));
     SkColor colors[2];
     colors[0] = SK_ColorRED;
     colors[1] = SK_ColorBLUE;
@@ skipping 21 matching lines @@
     testCreate(reporter, cf, &flattenFlattenableProc);
 
     // Test SkXfermode
     SkXfermode* xfer = SkXfermode::Create(SkXfermode::kDstOver_Mode);
     SkAutoUnref aurxf(xfer);
     testCreate(reporter, xfer, &flattenFlattenableProc);
 }
 
 #include "TestClassDef.h"
 DEFINE_TESTCLASS("FlatData", FlatDataClass, Tests)