Implement const-class instruction.

Change-Id: If95d9eceff27c226312dcb3560323c7aee54fe66
diff --git a/src/compiler_llvm/method_compiler.h b/src/compiler_llvm/method_compiler.h
index 6a6768b..b5877e8 100644
--- a/src/compiler_llvm/method_compiler.h
+++ b/src/compiler_llvm/method_compiler.h
@@ -315,6 +315,8 @@
                             llvm::Value* index_value,
                             llvm::Type* elem_type);
 
+  llvm::Value* EmitLoadConstantClass(uint32_t dex_pc, uint32_t type_idx);
+
   void EmitGuard_DivZeroException(uint32_t dex_pc,
                                   llvm::Value* denominator,
                                   JType op_jty);