SkAnimTimer -> AnimTimer

Change-Id: I700b7c0461475062ac66712cc29070f150cf777d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/202315
Commit-Queue: Mike Klein <mtklein@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
diff --git a/samplecode/SampleClock.cpp b/samplecode/SampleClock.cpp
index dc240b3..2bd65e2 100644
--- a/samplecode/SampleClock.cpp
+++ b/samplecode/SampleClock.cpp
@@ -216,9 +216,7 @@
         canvas->restore();
     }
 
-    bool onAnimate(const SkAnimTimer&) override {
-        return true;
-    }
+    bool onAnimate(const AnimTimer&) override { return true; }
 
 private: