Update GpuStats/SFStats for puller API feedback

Update gpustats and surfaceflinger for statsd native puller API
feedback.

Test: make
Test: atest libsurfaceflinger_unittest
Test: atest gpuservice_unittest
Bug: 150788562
Change-Id: I1ba09b0c06ec7fb50dfd2b63ed0291a54e69d917
diff --git a/services/surfaceflinger/TimeStats/TimeStats.cpp b/services/surfaceflinger/TimeStats/TimeStats.cpp
index 8038eba..4f59bf2 100644
--- a/services/surfaceflinger/TimeStats/TimeStats.cpp
+++ b/services/surfaceflinger/TimeStats/TimeStats.cpp
@@ -188,17 +188,16 @@
 
 TimeStats::~TimeStats() {
     std::lock_guard<std::mutex> lock(mMutex);
-    mStatsDelegate->unregisterStatsPullAtomCallback(
-            android::util::SURFACEFLINGER_STATS_GLOBAL_INFO);
-    mStatsDelegate->unregisterStatsPullAtomCallback(android::util::SURFACEFLINGER_STATS_LAYER_INFO);
+    mStatsDelegate->clearStatsPullAtomCallback(android::util::SURFACEFLINGER_STATS_GLOBAL_INFO);
+    mStatsDelegate->clearStatsPullAtomCallback(android::util::SURFACEFLINGER_STATS_LAYER_INFO);
 }
 
 void TimeStats::onBootFinished() {
     std::lock_guard<std::mutex> lock(mMutex);
-    mStatsDelegate->registerStatsPullAtomCallback(android::util::SURFACEFLINGER_STATS_GLOBAL_INFO,
-                                                  TimeStats::pullAtomCallback, nullptr, this);
-    mStatsDelegate->registerStatsPullAtomCallback(android::util::SURFACEFLINGER_STATS_LAYER_INFO,
-                                                  TimeStats::pullAtomCallback, nullptr, this);
+    mStatsDelegate->setStatsPullAtomCallback(android::util::SURFACEFLINGER_STATS_GLOBAL_INFO,
+                                             nullptr, TimeStats::pullAtomCallback, this);
+    mStatsDelegate->setStatsPullAtomCallback(android::util::SURFACEFLINGER_STATS_LAYER_INFO,
+                                             nullptr, TimeStats::pullAtomCallback, this);
 }
 
 void TimeStats::parseArgs(bool asProto, const Vector<String16>& args, std::string& result) {