[cleanup] Move exclamation mark into v8::debug::CanBreakProgram

Bug: none
Change-Id: I00903b3d709106b0aa6493bec916c70fa522b529
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3429199
Auto-Submit: Kim-Anh Tran <kimanh@chromium.org>
Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
Commit-Queue: Jaroslav Sevcik <jarin@chromium.org>
Cr-Commit-Position: refs/heads/main@{#78882}

src/debug/debug-interface.cc

@@ -292,7 +292,7 @@ void SetTerminateOnResume(Isolate* v8_isolate) {
 bool CanBreakProgram(Isolate* v8_isolate) {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate);
   ENTER_V8_DO_NOT_USE(isolate);
-  return isolate->debug()->AllFramesOnStackAreBlackboxed();
+  return !isolate->debug()->AllFramesOnStackAreBlackboxed();
 }
 
 Isolate* Script::GetIsolate() const {

src/inspector/v8-debugger.cc

@@ -199,7 +199,7 @@ void V8Debugger::setPauseOnNextCall(bool pause, int targetContextGroupId) {
 }
 
 bool V8Debugger::canBreakProgram() {
-  return !v8::debug::CanBreakProgram(m_isolate);
+  return v8::debug::CanBreakProgram(m_isolate);
 }
 
 void V8Debugger::breakProgram(int targetContextGroupId) {