Fix cpplint whitespace/parens issues

Change-Id: Ifc678d59a8bed24ffddde5a0e543620b17b0aba9
diff --git a/compiler/dex/ssa_transformation.cc b/compiler/dex/ssa_transformation.cc
index 3a0cbcc..7739e29 100644
--- a/compiler/dex/ssa_transformation.cc
+++ b/compiler/dex/ssa_transformation.cc
@@ -266,7 +266,7 @@
 void MIRGraph::InitializeDominationInfo(BasicBlock* bb) {
   int num_total_blocks = GetBasicBlockListCount();
 
-  if (bb->dominators == NULL ) {
+  if (bb->dominators == NULL) {
     bb->dominators = new (arena_) ArenaBitVector(arena_, num_total_blocks,
                                                  false /* expandable */, kBitMapDominators);
     bb->i_dominated = new (arena_) ArenaBitVector(arena_, num_total_blocks,