Add SensorManager support in inputflinger.

Add sensor device, sensor input mapper, sens event dispatcher support
into inputflinger.

Bug: 161634265
Test: atest inputflinger_tests

Change-Id: I2dcb2c35d9dccefc4cd8d939b79cf340931a9410
diff --git a/services/inputflinger/reader/Android.bp b/services/inputflinger/reader/Android.bp
index 0ccada9..abda4ef 100644
--- a/services/inputflinger/reader/Android.bp
+++ b/services/inputflinger/reader/Android.bp
@@ -37,6 +37,7 @@
         "mapper/KeyboardInputMapper.cpp",
         "mapper/MultiTouchInputMapper.cpp",
         "mapper/RotaryEncoderInputMapper.cpp",
+        "mapper/SensorInputMapper.cpp",
         "mapper/SingleTouchInputMapper.cpp",
         "mapper/SwitchInputMapper.cpp",
         "mapper/TouchInputMapper.cpp",