[debugger api] remove legacy JSON debug protocol.

src/wasm/wasm-debug.cc

 // 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.
 
 #include "src/assembler-inl.h"
 #include "src/assert-scope.h"
 #include "src/compiler/wasm-compiler.h"
 #include "src/debug/debug.h"
 #include "src/factory.h"
 #include "src/frames-inl.h"
@@ skipping 160 matching lines @@
     // If we hit a breakpoint, pass a JSArray with all breakpoints, otherwise
     // pass undefined.
     Handle<Object> hit_breakpoints_js;
     if (hit_breakpoints.is_null()) {
       hit_breakpoints_js = isolate_->factory()->undefined_value();
     } else {
       hit_breakpoints_js = isolate_->factory()->NewJSArrayWithElements(
           hit_breakpoints.ToHandleChecked());
     }
 
-    isolate_->debug()->OnDebugBreak(hit_breakpoints_js, false);
+    isolate_->debug()->OnDebugBreak(hit_breakpoints_js);
   }
 
   int GetTopPosition(Handle<WasmCompiledModule> compiled_module) {
     DCHECK_EQ(1, interpreter()->GetThreadCount());
     WasmInterpreter::Thread* thread = interpreter()->GetThread(0);
     DCHECK_LT(0, thread->GetFrameCount());
 
     wasm::InterpretedFrame frame =
         thread->GetFrame(thread->GetFrameCount() - 1);
     return compiled_module->GetFunctionOffset(frame.function()->func_index) +
@@ skipping 168 matching lines @@
 
 std::vector<std::pair<uint32_t, int>> WasmDebugInfo::GetInterpretedStack(
     Address frame_pointer) {
   return GetInterpreterHandle(this)->GetInterpretedStack(frame_pointer);
 }
 
 std::unique_ptr<wasm::InterpretedFrame> WasmDebugInfo::GetInterpretedFrame(
     Address frame_pointer, int idx) {
   return GetInterpreterHandle(this)->GetInterpretedFrame(frame_pointer, idx);
 }