mandoline: Set up WebViewTest and add a basic test.

components/web_view/web_view_impl.cc

 // Copyright 2015 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/web_view/web_view_impl.h"
 
 #include "base/command_line.h"
 #include "components/devtools_service/public/cpp/switches.h"
 #include "components/view_manager/public/cpp/scoped_view_ptr.h"
 #include "components/view_manager/public/cpp/view.h"
@@ skipping 26 matching lines @@
     : app_(app),
       client_(client.Pass()),
       binding_(this, request.Pass()),
       root_(nullptr),
       content_(nullptr) {
   if (EnableRemoteDebugging())
     devtools_agent_.reset(new FrameDevToolsAgent(app_, this));
 }
 
 WebViewImpl::~WebViewImpl() {
+  pending_load_.reset();

[sky, 2015/09/10 22:09:30]

Document why you need to do this.

[Elliot Glaysher, 2015/09/10 22:32:35]

Turned out to not need this...after the changes to the apptests json file.

   if (content_)
     content_->RemoveObserver(this);
   if (root_) {
     root_->RemoveObserver(this);
     mojo::ScopedViewPtr::DeleteViewOrViewManager(root_);
   }
 }
 
 void WebViewImpl::OnLoad() {
   scoped_ptr<PendingWebViewLoad> pending_load(pending_load_.Pass());
@@ skipping 113 matching lines @@
 ////////////////////////////////////////////////////////////////////////////////
 // WebViewImpl, FrameDevToolsAgentDelegate implementation:
 
 void WebViewImpl::HandlePageNavigateRequest(const GURL& url) {
   mojo::URLRequestPtr request(mojo::URLRequest::New());
   request->url = url.spec();
   client_->TopLevelNavigate(request.Pass());
 }
 
 }  // namespace web_view