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

src/inspector/v8-function-call.cc

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 78 matching lines @@
     DCHECK(!info[i].IsEmpty());
   }
 
   int contextGroupId = V8Debugger::getGroupId(m_context);
   if (contextGroupId) {
     m_inspector->client()->muteMetrics(contextGroupId);
     m_inspector->muteExceptions(contextGroupId);
   }
   v8::MicrotasksScope microtasksScope(m_context->GetIsolate(),
                                       v8::MicrotasksScope::kDoNotRunMicrotasks);
-  v8::MaybeLocal<v8::Value> maybeResult =
-      function->Call(m_context, thisObject, m_arguments.size(), info.get());
+  v8::MaybeLocal<v8::Value> maybeResult = function->Call(
+      m_context, thisObject, static_cast<int>(m_arguments.size()), info.get());
   if (contextGroupId) {
     m_inspector->client()->unmuteMetrics(contextGroupId);
     m_inspector->unmuteExceptions(contextGroupId);
   }
 
   v8::Local<v8::Value> result;
   if (!maybeResult.ToLocal(&result)) return v8::Local<v8::Value>();
   return result;
 }
 
 }  // namespace v8_inspector