Quick Compiler: static, extern and inline cleanup

More declarations cleanup.  Some dead code removal. No logic changes.

Change-Id: Ife3d0426082f4eeae7c0010ceb92d7dbdc823c71
diff --git a/src/compiler/ssa_transformation.cc b/src/compiler/ssa_transformation.cc
index 664893e..609a25e 100644
--- a/src/compiler/ssa_transformation.cc
+++ b/src/compiler/ssa_transformation.cc
@@ -22,7 +22,7 @@
 // Make sure iterative dfs recording matches old recursive version
 //#define TEST_DFS
 
-static inline BasicBlock* NeedsVisit(BasicBlock* bb) {
+static BasicBlock* NeedsVisit(BasicBlock* bb) {
   if (bb != NULL) {
     if (bb->visited || bb->hidden) {
       bb = NULL;