Revert of Stub for web-base client for DevTools bridge and tests

components/devtools_bridge/client/web_client.cc

-// Copyright 2014 The Chromium 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 "components/devtools_bridge/client/web_client.h"
-#include "content/public/browser/web_contents.h"
-#include "content/public/browser/web_contents_delegate.h"
-
-namespace devtools_bridge {
-
-namespace {
-
-class WebClientImpl : public WebClient, private content::WebContentsDelegate {
- public:
-  WebClientImpl(content::BrowserContext* context, Delegate* delegate);
-
- private:
-  Delegate* const delegate_;
-  const scoped_ptr<content::WebContents> web_contents_;
-};
-
-WebClientImpl::WebClientImpl(content::BrowserContext* context,
-                             Delegate* delegate)
-    : delegate_(delegate),
-      web_contents_(content::WebContents::Create(
-          content::WebContents::CreateParams(context))) {
-  web_contents_->SetDelegate(this);
-}
-
-}  // namespace
-
-scoped_ptr<WebClient> WebClient::CreateInstance(
-    content::BrowserContext* context, Delegate* delegate) {
-  return make_scoped_ptr(new WebClientImpl(context, delegate));
-}
-
-}  // namespace devtools_bridge