[debug] Remove DebugInterface class

src/api.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_API_H_
 #define V8_API_H_
 
 #include "include/v8-testing.h"
 #include "src/contexts.h"
 #include "src/debug/debug-interface.h"
@@ skipping 92 matching lines @@
   V(UnboundScript, SharedFunctionInfo)       \
   V(Module, Module)                          \
   V(Function, JSReceiver)                    \
   V(Message, JSMessageObject)                \
   V(Context, Context)                        \
   V(External, Object)                        \
   V(StackTrace, JSArray)                     \
   V(StackFrame, JSObject)                    \
   V(Proxy, JSProxy)                          \
   V(NativeWeakMap, JSWeakMap)                \
-  V(DebugInterface::Script, Script)
+  V(debug::Script, Script)
 
 class Utils {
  public:
   static inline bool ApiCheck(bool condition,
                               const char* location,
                               const char* message) {
     if (!condition) Utils::ReportApiFailure(location, message);
     return condition;
   }
   static void ReportOOMFailure(const char* location, bool is_heap_oom);
@@ skipping 540 matching lines @@
   }
 
  private:
   static v8::Testing::StressType stress_type_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_API_H_