style: misc camel casing

Miscellaneous camel casing.

Change-Id: I90f7ab36448ad7c6a8e22677345d9d15591a64d5
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/threads/busthread.hpp b/threads/busthread.hpp
index a3234b8..df875f5 100644
--- a/threads/busthread.hpp
+++ b/threads/busthread.hpp
@@ -8,4 +8,4 @@
     std::string name;
 };
 
-void BusThread(struct ThreadParams& params);
+void busThread(struct ThreadParams& params);