[kernel] Support for top-level generic functions.

runtime/vm/kernel_binary_flowgraph.h

 // Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef RUNTIME_VM_KERNEL_BINARY_FLOWGRAPH_H_
 #define RUNTIME_VM_KERNEL_BINARY_FLOWGRAPH_H_
 
 #if !defined(DART_PRECOMPILED_RUNTIME)
 
 #include <map>
@@ skipping 458 matching lines @@
   Fragment ThrowNoSuchMethodError();
   Fragment Constant(const Object& value);
   Fragment IntConstant(int64_t value);
   Fragment LoadStaticField();
   Fragment StaticCall(TokenPosition position,
                       const Function& target,
                       intptr_t argument_count);
   Fragment StaticCall(TokenPosition position,
                       const Function& target,
                       intptr_t argument_count,
-                      const Array& argument_names);
+                      const Array& argument_names,
+                      intptr_t type_args_len = 0);
   Fragment InstanceCall(TokenPosition position,
                         const dart::String& name,
                         Token::Kind kind,
                         intptr_t argument_count,
                         intptr_t checked_argument_count = 1);
   Fragment InstanceCall(TokenPosition position,
                         const dart::String& name,
                         Token::Kind kind,
                         intptr_t type_args_len,
                         intptr_t argument_count,
@@ skipping 1058 matching lines @@
  private:
   StreamingFlowGraphBuilder* builder_;
   intptr_t next_read_;
 };
 
 }  // namespace kernel
 }  // namespace dart
 
 #endif  // !defined(DART_PRECOMPILED_RUNTIME)
 #endif  // RUNTIME_VM_KERNEL_BINARY_FLOWGRAPH_H_