[inspector] [wasm] Implement GetPossibleBreakpoints

src/debug/debug-interface.h

 // Copyright 2016 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_DEBUG_DEBUG_INTERFACE_H_
 #define V8_DEBUG_DEBUG_INTERFACE_H_
 
 #include "include/v8-debug.h"
 #include "include/v8-util.h"
 #include "include/v8.h"
@@ skipping 188 matching lines @@
   };
 
   // Specialization for wasm Scripts.
   class WasmScript : public Script {
    public:
     static WasmScript* Cast(Script* script);
 
     int NumFunctions() const;
     int NumImportedFunctions() const;
 
+    std::pair<int, int> GetFunctionRange(int function_index) const;
+
     /**
      * Compute the disassembly of a wasm function.
      * Returns the disassembly string and a list of <byte_offset, line, column>
      * entries, mapping wasm byte offsets to line and column in the disassembly.
      * The list is guaranteed to be ordered by the byte_offset.
      */
     std::pair<std::string, std::vector<std::tuple<uint32_t, int, int>>>
     DisassembleFunction(int function_index);
   };
 
   static void GetLoadedScripts(Isolate* isolate,
                                PersistentValueVector<Script>& scripts);
 
   static MaybeLocal<UnboundScript> CompileInspectorScript(Isolate* isolate,
                                                           Local<String> source);
 };
 
 }  // namespace v8
 
 #endif  // V8_DEBUG_DEBUG_INTERFACE_H_