Fix cpplint whitespace/parens issues

Change-Id: Ifc678d59a8bed24ffddde5a0e543620b17b0aba9
diff --git a/compiler/llvm/llvm_compilation_unit.cc b/compiler/llvm/llvm_compilation_unit.cc
index 1f2b977..592059e 100644
--- a/compiler/llvm/llvm_compilation_unit.cc
+++ b/compiler/llvm/llvm_compilation_unit.cc
@@ -114,7 +114,7 @@
   irb_.reset(new IRBuilder(*context_, *module_, *intrinsic_helper_));
 
   // We always need a switch case, so just use a normal function.
-  switch(GetInstructionSet()) {
+  switch (GetInstructionSet()) {
   default:
     runtime_support_.reset(new RuntimeSupportBuilder(*context_, *module_, *irb_));
     break;