Add support for SLCAN

* Adding support for SLCAN type interfaces
* Made some of the formatting more consistent

Bug: 142656299
Test: Manually with canhalctrl, canhaldump, and canhalsend
Change-Id: Ifa4c234beb75f8a0ea93bfd75555c5ed8d68dca4
diff --git a/automotive/can/1.0/default/CloseHandle.h b/automotive/can/1.0/default/CloseHandle.h
index 5191739..eade109 100644
--- a/automotive/can/1.0/default/CloseHandle.h
+++ b/automotive/can/1.0/default/CloseHandle.h
@@ -26,9 +26,7 @@
 namespace V1_0 {
 namespace implementation {
 
-/**
- * Generic ICloseHandle implementation ignoring double-close events.
- */
+/** Generic ICloseHandle implementation ignoring double-close events. */
 struct CloseHandle : public ICloseHandle {
     using Callback = std::function<void()>;