Simplify representation of stack frames. Remove the special types DartFrame/StubFrame and instead u…

vm/stack_frame_test.cc

 // Copyright (c) 2012, 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.
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/class_finalizer.h"
 #include "vm/compiler.h"
 #include "vm/dart_api_impl.h"
 #include "vm/dart_entry.h"
@@ skipping 68 matching lines @@
 void FUNCTION_NAME(StackFrame_validateFrame)(Dart_NativeArguments args) {
   Dart_EnterScope();
   Dart_Handle index = Dart_GetNativeArgument(args, 0);
   Dart_Handle name = Dart_GetNativeArgument(args, 1);
   const Smi& frame_index_smi = Smi::CheckedHandle(Api::UnwrapHandle(index));
   const char* expected_name =
       String::CheckedHandle(Api::UnwrapHandle(name)).ToCString();
   int frame_index = frame_index_smi.Value();
   int count = 0;
   DartFrameIterator frames;
-  DartFrame* frame = frames.NextFrame();
+  StackFrame* frame = frames.NextFrame();
   while (frame != NULL) {
     if (count == frame_index) {
       // Find the function corresponding to this frame and check if it
       // matches the function name passed in.
       const Function& function =
           Function::Handle(frame->LookupDartFunction());
       if (function.IsNull()) {
         FATAL("StackFrame_validateFrame fails, invalid dart frame.\n");
       }
       const Code& code = Code::Handle(frame->LookupDartCode());
@@ skipping 190 matching lines @@
       "}";
   Dart_Handle lib = TestCase::LoadTestScript(
       kScriptChars,
       reinterpret_cast<Dart_NativeEntryResolver>(native_lookup));
   Dart_Handle cls = Dart_GetClass(lib, Dart_NewString("StackFrame2Test"));
   EXPECT_VALID(Dart_Invoke(cls, Dart_NewString("testMain"), 0, NULL));
 }
 #endif  // TARGET_ARCH_IA32 || TARGET_ARCH_X64.
 
 }  // namespace dart