[inspector] change implementation file extension from cpp to cc

src/inspector/v8-debugger-agent-impl.h

 // Copyright 2015 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_INSPECTOR_V8DEBUGGERAGENTIMPL_H_
 #define V8_INSPECTOR_V8DEBUGGERAGENTIMPL_H_
 
 #include "src/base/macros.h"
-#include "src/inspector/JavaScriptCallFrame.h"
+#include "src/inspector/java-script-call-frame.h"
 #include "src/inspector/protocol/Debugger.h"
 #include "src/inspector/protocol/Forward.h"
 
 #include <vector>
 
 namespace v8_inspector {
 
 struct ScriptBreakpoint;
 class JavaScriptCallFrame;
 class PromiseTracker;
@@ skipping 195 matching lines @@
   bool m_skipAllPauses;
 
   std::unique_ptr<V8Regex> m_blackboxPattern;
   protocol::HashMap<String16, std::vector<std::pair<int, int>>>
       m_blackboxedPositions;
 };
 
 }  // namespace v8_inspector
 
 #endif  // V8_INSPECTOR_V8DEBUGGERAGENTIMPL_H_