[inspector] Store interger in context embedder data instead of a string.

src/inspector/v8-runtime-agent-impl.cc

 /*
  * Copyright (C) 2011 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 223 matching lines @@
 Response ensureContext(V8InspectorImpl* inspector, int contextGroupId,
                        Maybe<int> executionContextId, int* contextId) {
   if (executionContextId.isJust()) {
     *contextId = executionContextId.fromJust();
   } else {
     v8::HandleScope handles(inspector->isolate());
     v8::Local<v8::Context> defaultContext =
         inspector->client()->ensureDefaultContextInGroup(contextGroupId);
     if (defaultContext.IsEmpty())
       return Response::Error("Cannot find default execution context");
-    *contextId = V8Debugger::contextId(defaultContext);
+    *contextId = InspectedContext::contextId(defaultContext);
   }
   return Response::OK();
 }
 
 }  // namespace
 
 V8RuntimeAgentImpl::V8RuntimeAgentImpl(
     V8InspectorSessionImpl* session, protocol::FrontendChannel* FrontendChannel,
     protocol::DictionaryValue* state)
     : m_session(session),
@@ skipping 475 matching lines @@
 }
 
 bool V8RuntimeAgentImpl::reportMessage(V8ConsoleMessage* message,
                                        bool generatePreview) {
   message->reportToFrontend(&m_frontend, m_session, generatePreview);
   m_frontend.flush();
   return m_inspector->hasConsoleMessageStorage(m_session->contextGroupId());
 }
 
 }  // namespace v8_inspector