[compiler] Make OptimizedCompileJob agnostic from backend.

src/bailout-reason.h

Index: src/bailout-reason.h
diff --git a/src/bailout-reason.h b/src/bailout-reason.h
index d8d2fe585d6331bab407e30e3b6c80f17c379cc0..91421bbd9c0efb5c2668379e02d11d55aa38720a 100644
--- a/src/bailout-reason.h
+++ b/src/bailout-reason.h
@@ -88,6 +88,7 @@ namespace internal {
   V(kGenerator, "Generator")                                                   \
   V(kGlobalFunctionsMustHaveInitialMap,                                        \
     "Global functions must have initial map")                                  \
+  V(kGraphBuildingFailed, "Optimized graph construction failed")               \
   V(kHeapNumberMapRegisterClobbered, "HeapNumberMap register clobbered")       \
   V(kHydrogenFilter, "Optimization disabled by filter")                        \
   V(kImportDeclaration, "Import declaration")                                  \