Improve the casing of Stackmap and Stacktrace.

runtime/vm/debugger_api_impl.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_tools_api.h"
 
 #include "vm/class_finalizer.h"
 #include "vm/compiler.h"
 #include "vm/dart_api_impl.h"
 #include "vm/dart_api_state.h"
@@ skipping 229 matching lines @@
 
 
 DART_EXPORT Dart_Handle Dart_GetStackTraceFromError(Dart_Handle handle,
                                                     Dart_StackTrace* trace) {
   DARTSCOPE(Thread::Current());
   CHECK_DEBUGGER(T->isolate());
   CHECK_NOT_NULL(trace);
   const Object& obj = Object::Handle(Z, Api::UnwrapHandle(handle));
   if (obj.IsUnhandledException()) {
     const UnhandledException& error = UnhandledException::Cast(obj);
-    Stacktrace& dart_stacktrace = Stacktrace::Handle(Z);
+    StackTrace& dart_stacktrace = StackTrace::Handle(Z);
     dart_stacktrace ^= error.stacktrace();
     if (dart_stacktrace.IsNull()) {
       *trace = NULL;
     } else {
       Isolate* I = T->isolate();
       *trace = reinterpret_cast<Dart_StackTrace>(
           I->debugger()->StackTraceFrom(dart_stacktrace));
     }
     return Api::Success();
   } else {
@@ skipping 722 matching lines @@
 
 #else
 
 DART_EXPORT void Dart_SetPausedEventHandler(Dart_PausedEventHandler handler) {
   // NOOP.
 }
 
 #endif  // !PRODUCT
 
 }  // namespace dart