[inspector] fixed all shorten-64-to-32 warnings

src/inspector/injected-script.cc

Index: src/inspector/injected-script.cc
diff --git a/src/inspector/injected-script.cc b/src/inspector/injected-script.cc
index c1c0f8be63e2a1e316a200ae0fc95d4ff4084158..d379a50c7378bffe3f8d28230c27048682ec7002 100644
--- a/src/inspector/injected-script.cc
+++ b/src/inspector/injected-script.cc
@@ -380,8 +380,8 @@ InjectedScript::createExceptionDetails(ErrorString* errorString,
                   : message->GetStartColumn(m_context->context()).FromMaybe(0))
           .build();
   if (!message.IsEmpty()) {
-    exceptionDetails->setScriptId(
-        String16::fromInteger(message->GetScriptOrigin().ScriptID()->Value()));
+    exceptionDetails->setScriptId(String16::fromInteger(
+        static_cast<int>(message->GetScriptOrigin().ScriptID()->Value())));
     v8::Local<v8::StackTrace> stackTrace = message->GetStackTrace();
     if (!stackTrace.IsEmpty() && stackTrace->GetFrameCount() > 0)
       exceptionDetails->setStackTrace(m_context->inspector()