InputMapper: use a reference for InputDeviceInfo parameter

This makes the code a bit safer, especially since we never check for
this parameter being null.

Bug: 245989146
Test: atest inputflinger_tests
Test: dump motion ranges from a test app, check they're still there
Change-Id: I2754e57c8b261f86ad69891098c9762b96e9ec55
diff --git a/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h b/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h
index cb5fd88..a0516c4 100644
--- a/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h
+++ b/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h
@@ -29,7 +29,7 @@
     virtual ~RotaryEncoderInputMapper();
 
     virtual uint32_t getSources() const override;
-    virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    virtual void populateDeviceInfo(InputDeviceInfo& deviceInfo) override;
     virtual void dump(std::string& dump) override;
     [[nodiscard]] std::list<NotifyArgs> configure(nsecs_t when,
                                                   const InputReaderConfiguration* config,