Samples: add name() virtual

Change-Id: I9b6e39bc7e35346bb73dfe014de1c8daa5a92f2a
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/225428
Auto-Submit: Hal Canary <halcanary@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
Reviewed-by: Ben Wagner <bungeman@google.com>
diff --git a/samplecode/SampleGradients.cpp b/samplecode/SampleGradients.cpp
index eec5354..d52c1fe 100644
--- a/samplecode/SampleGradients.cpp
+++ b/samplecode/SampleGradients.cpp
@@ -118,13 +118,7 @@
     }
 
 protected:
-    bool onQuery(Sample::Event* evt) override {
-        if (Sample::TitleQ(*evt)) {
-            Sample::TitleR(evt, "Gradients");
-            return true;
-        }
-        return this->INHERITED::onQuery(evt);
-    }
+    SkString name() override { return SkString("Gradients"); }
 
     void onDrawContent(SkCanvas* canvas) override {
         SkPoint pts[2] = {