Samples: simplify Sample::Event

Change-Id: I1daaa9dcf56812bfd29dab64ee04dae63c2660e1
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/225545
Commit-Queue: Ben Wagner <bungeman@google.com>
Auto-Submit: Hal Canary <halcanary@google.com>
Reviewed-by: Ben Wagner <bungeman@google.com>
diff --git a/samplecode/SamplePathText.cpp b/samplecode/SamplePathText.cpp
index 288fe2e..c547802 100644
--- a/samplecode/SamplePathText.cpp
+++ b/samplecode/SamplePathText.cpp
@@ -56,15 +56,12 @@
 
     SkString name() override { return SkString(this->getName()); }
 
-    bool onQuery(Sample::Event* evt) override {
-        SkUnichar unichar;
-        if (Sample::CharQ(*evt, &unichar)) {
+    bool onChar(SkUnichar unichar) override {
             if (unichar == 'X') {
                 fDoClip = !fDoClip;
                 return true;
             }
-        }
-        return this->INHERITED::onQuery(evt);
+            return false;
     }
 
     void onDrawContent(SkCanvas* canvas) override {