[inspector] added type of break location into getPossibleBreakpoints output

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 <vector>
 
 #include "src/base/macros.h"
@@ skipping 49 matching lines @@
   Response continueToLocation(
       std::unique_ptr<protocol::Debugger::Location>) override;
   Response searchInContent(
       const String16& scriptId, const String16& query,
       Maybe<bool> optionalCaseSensitive, Maybe<bool> optionalIsRegex,
       std::unique_ptr<protocol::Array<protocol::Debugger::SearchMatch>>*)
       override;
   Response getPossibleBreakpoints(
       std::unique_ptr<protocol::Debugger::Location> start,
       Maybe<protocol::Debugger::Location> end, Maybe<bool> restrictToFunction,
-      std::unique_ptr<protocol::Array<protocol::Debugger::Location>>* locations)
-      override;
+      std::unique_ptr<protocol::Array<protocol::Debugger::BreakLocation>>*
+          locations) override;
   Response setScriptSource(
       const String16& inScriptId, const String16& inScriptSource,
       Maybe<bool> dryRun,
       Maybe<protocol::Array<protocol::Debugger::CallFrame>>* optOutCallFrames,
       Maybe<bool>* optOutStackChanged,
       Maybe<protocol::Runtime::StackTrace>* optOutAsyncStackTrace,
       Maybe<protocol::Runtime::ExceptionDetails>* optOutCompileError) override;
   Response restartFrame(
       const String16& callFrameId,
       std::unique_ptr<protocol::Array<protocol::Debugger::CallFrame>>*
@@ skipping 135 matching lines @@
       m_blackboxedPositions;
 
   std::unique_ptr<ScheduleStepIntoAsyncCallback> m_stepIntoAsyncCallback;
 
   DISALLOW_COPY_AND_ASSIGN(V8DebuggerAgentImpl);
 };
 
 }  // namespace v8_inspector
 
 #endif  // V8_INSPECTOR_V8DEBUGGERAGENTIMPL_H_