Fix inlining and intrinsification for moved Math methods.

runtime/vm/intermediate_language.cc

Index: runtime/vm/intermediate_language.cc
===================================================================
--- runtime/vm/intermediate_language.cc	(revision 11200)
+++ runtime/vm/intermediate_language.cc	(working copy)
@@ -151,12 +151,14 @@
 
 MethodRecognizer::Kind MethodRecognizer::RecognizeKind(
     const Function& function) {
-  // Only core library methods can be recognized.
+  // Only core and math library methods can be recognized.
   const Library& core_lib = Library::Handle(Library::CoreLibrary());
   const Library& core_impl_lib = Library::Handle(Library::CoreImplLibrary());
+  const Library& math_lib = Library::Handle(Library::MathLibrary());
   const Class& function_class = Class::Handle(function.Owner());
   if ((function_class.library() != core_lib.raw()) &&
-      (function_class.library() != core_impl_lib.raw())) {
+      (function_class.library() != core_impl_lib.raw()) &&
+      (function_class.library() != math_lib.raw())) {
     return kUnknown;
   }
   const String& recognize_name = String::Handle(function.name());