ART: Compiler support for const-method-handle

Implemented as a runtime call.

Bug: 66890674
Test: art/test.py --target -r -t 979
Test: art/test.py --target --64 -r -t 979
Test: art/test.py --host -r -t 979
Change-Id: I67f461c819a7d528d7455afda8b4a59e9aed381c
diff --git a/compiler/optimizing/code_generator.h b/compiler/optimizing/code_generator.h
index 7e84a44..bcb2599 100644
--- a/compiler/optimizing/code_generator.h
+++ b/compiler/optimizing/code_generator.h
@@ -564,6 +564,11 @@
                                                         Location runtime_return_location);
   void GenerateLoadClassRuntimeCall(HLoadClass* cls);
 
+  static void CreateLoadMethodHandleRuntimeCallLocationSummary(HLoadMethodHandle* method_handle,
+                                                             Location runtime_handle_index_location,
+                                                             Location runtime_return_location);
+  void GenerateLoadMethodHandleRuntimeCall(HLoadMethodHandle* method_handle);
+
   static void CreateLoadMethodTypeRuntimeCallLocationSummary(HLoadMethodType* method_type,
                                                              Location runtime_type_index_location,
                                                              Location runtime_return_location);