Only log when actually receiving actual switch events.

Also, turn off debug logging in a couple other classes and fix an
incorrect format specifier.

Bug: 25497538
Change-Id: I72af9492415fa6910af90caf03a7884c6cb1a0b1
diff --git a/modules/input/evdev/MouseInputMapper.cpp b/modules/input/evdev/MouseInputMapper.cpp
index 453edde..8fba5ca 100644
--- a/modules/input/evdev/MouseInputMapper.cpp
+++ b/modules/input/evdev/MouseInputMapper.cpp
@@ -88,7 +88,7 @@
 }
 
 void MouseInputMapper::process(const InputEvent& event) {
-    ALOGD("processing mouse event. type=%d code=%d value=%d",
+    ALOGV("processing mouse event. type=%d code=%d value=%d",
             event.type, event.code, event.value);
     switch (event.type) {
         case EV_KEY:
@@ -103,7 +103,7 @@
             }
             break;
         default:
-            ALOGD("unknown mouse event type: %d", event.type);
+            ALOGV("unknown mouse event type: %d", event.type);
     }
 }