Add statistics support for some optimizations

This patch adds support for the --dump-stats facility with some
optimizations
and fixes all build issues introduced by the patch:
I68751b119a030952a11057cb651a3c63e87e73ea (which got reverted)

Change-Id: I5af1f2a8cced0a1a55c2bb4d8c88e6f0a24ec879
Signed-off-by: Jean-Philippe Halimi <jean-philippe.halimi@intel.com>
diff --git a/compiler/optimizing/optimizing_compiler_stats.h b/compiler/optimizing/optimizing_compiler_stats.h
index 52a7b10..179004b 100644
--- a/compiler/optimizing/optimizing_compiler_stats.h
+++ b/compiler/optimizing/optimizing_compiler_stats.h
@@ -56,6 +56,10 @@
   kMonomorphicCall,
   kPolymorphicCall,
   kMegamorphicCall,
+  kBooleanSimplified,
+  kIntrinsicRecognized,
+  kLoopInvariantMoved,
+  kSelectGenerated,
   kLastStat
 };
 
@@ -124,7 +128,11 @@
       case kInlinedPolymorphicCall: name = "InlinedPolymorphicCall"; break;
       case kMonomorphicCall: name = "MonomorphicCall"; break;
       case kPolymorphicCall: name = "PolymorphicCall"; break;
-      case kMegamorphicCall: name = "kMegamorphicCall"; break;
+      case kMegamorphicCall: name = "MegamorphicCall"; break;
+      case kBooleanSimplified : name = "BooleanSimplified"; break;
+      case kIntrinsicRecognized : name = "IntrinsicRecognized"; break;
+      case kLoopInvariantMoved : name = "LoopInvariantMoved"; break;
+      case kSelectGenerated : name = "SelectGenerated"; break;
 
       case kLastStat:
         LOG(FATAL) << "invalid stat "