Inlining support in optimizing.

Currently only inlines simple things that don't require an
environment, such as:
- Returning a constant.
- Returning a parameter.
- Returning an arithmetic operation.

Change-Id: Ie844950cb44f69e104774a3cf7a8dea66bc85661
diff --git a/compiler/optimizing/ssa_test.cc b/compiler/optimizing/ssa_test.cc
index 6174dd4..6b6bf05 100644
--- a/compiler/optimizing/ssa_test.cc
+++ b/compiler/optimizing/ssa_test.cc
@@ -87,7 +87,7 @@
   // Suspend checks implementation may change in the future, and this test relies
   // on how instructions are ordered.
   RemoveSuspendChecks(graph);
-  graph->TransformToSSA();
+  graph->TransformToSsa();
   ReNumberInstructions(graph);
 
   // Test that phis had their type set.