Rename ANR -> Anr

To follow the code style, rename ANR -> Anr, because we are about to add
a lot more ANR-related stuff, and we don't want to keep adding new code
that doesn't follow the code style.

Bug: 143459140
Test: build only
Change-Id: I5a97ba4dcd8baa8a34fbb790e68fb63fd3c3ca75
diff --git a/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp b/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
index 7c5c9c5..395da87 100644
--- a/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
+++ b/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
@@ -47,7 +47,7 @@
 private:
     virtual void notifyConfigurationChanged(nsecs_t) override {}
 
-    virtual nsecs_t notifyANR(const sp<InputApplicationHandle>&, const sp<IBinder>&,
+    virtual nsecs_t notifyAnr(const sp<InputApplicationHandle>&, const sp<IBinder>&,
                               const std::string& name) override {
         ALOGE("The window is not responding : %s", name.c_str());
         return 0;