Adding render stats APIs to UiAutomation (framework native).

bug:12927198

Change-Id: Ibb1c07f7d89e11281e5c1f27f412a29ac6f9c4ab
diff --git a/services/surfaceflinger/Client.cpp b/services/surfaceflinger/Client.cpp
index 975631c..f7d32d0 100644
--- a/services/surfaceflinger/Client.cpp
+++ b/services/surfaceflinger/Client.cpp
@@ -155,5 +155,23 @@
     return mFlinger->onLayerRemoved(this, handle);
 }
 
+status_t Client::clearLayerFrameStats(const sp<IBinder>& handle) const {
+    sp<Layer> layer = getLayerUser(handle);
+    if (layer == NULL) {
+        return NAME_NOT_FOUND;
+    }
+    layer->clearFrameStats();
+    return NO_ERROR;
+}
+
+status_t Client::getLayerFrameStats(const sp<IBinder>& handle, FrameStats* outStats) const {
+    sp<Layer> layer = getLayerUser(handle);
+    if (layer == NULL) {
+        return NAME_NOT_FOUND;
+    }
+    layer->getFrameStats(outStats);
+    return NO_ERROR;
+}
+
 // ---------------------------------------------------------------------------
 }; // namespace android