Cleanup proxy stub compiler code.

Change-Id: I2a5815cc2a38f5cea9e9c36e5e6db92c1a861eaa
diff --git a/src/compiler_llvm/stub_compiler.h b/src/compiler_llvm/stub_compiler.h
index 4b49ec4..0ed6261 100644
--- a/src/compiler_llvm/stub_compiler.h
+++ b/src/compiler_llvm/stub_compiler.h
@@ -41,8 +41,8 @@
  public:
   StubCompiler(CompilationUnit* cunit, Compiler& compiler);
 
-  uint16_t CreateInvokeStub(bool is_static, char const* shorty);
-  uint16_t CreateProxyStub(bool is_static, char const* shorty);
+  CompiledInvokeStub* CreateInvokeStub(bool is_static, char const* shorty);
+  CompiledInvokeStub* CreateProxyStub(char const* shorty);
 
  private:
   CompilationUnit* cunit_;