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/code_generator_x86_64.cc b/compiler/optimizing/code_generator_x86_64.cc
index f8651f6..ff7fcdc 100644
--- a/compiler/optimizing/code_generator_x86_64.cc
+++ b/compiler/optimizing/code_generator_x86_64.cc
@@ -1122,11 +1122,11 @@
   return Location();
 }
 
-void LocationsBuilderX86_64::VisitInvokeStatic(HInvokeStatic* invoke) {
+void LocationsBuilderX86_64::VisitInvokeStaticOrDirect(HInvokeStaticOrDirect* invoke) {
   HandleInvoke(invoke);
 }
 
-void InstructionCodeGeneratorX86_64::VisitInvokeStatic(HInvokeStatic* invoke) {
+void InstructionCodeGeneratorX86_64::VisitInvokeStaticOrDirect(HInvokeStaticOrDirect* invoke) {
   CpuRegister temp = invoke->GetLocations()->GetTemp(0).AsRegister<CpuRegister>();
   // TODO: Implement all kinds of calls:
   // 1) boot -> boot