[Blimp] Adds blimp engine browser test framework and LoadUrl test.

blimp/client/feature/ime_feature.h

 // Copyright 2016 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.
 
 #ifndef BLIMP_CLIENT_FEATURE_IME_FEATURE_H_
 #define BLIMP_CLIENT_FEATURE_IME_FEATURE_H_
 
 #include <map>
 #include <string>
 
@@ skipping 15 matching lines @@
 // Any time user taps on an input text, ImeMessage::SHOW_IME message will be
 // sent to client. Similarly, any time the text input is out of focus (e.g. if
 // user navigates away from the currently page or the page loads for the first
 // time), ImeMessage::HIDE_IME will be sent.
 
 class ImeFeature : public BlimpMessageProcessor {
  public:
   // A delegate to be notified of text input requests.
   class Delegate {
    public:
+    virtual ~Delegate() {}
     virtual void OnShowImeRequested(ui::TextInputType input_type,
                                     const std::string& text) = 0;
     virtual void OnHideImeRequested() = 0;
   };
 
   ImeFeature();
   ~ImeFeature() override;
 
   // Set the BlimpMessageProcessor that will be used to send BlimpMessage::IME
   // messages to the engine.
@@ skipping 29 matching lines @@
   // Used to send BlimpMessage::IME messages to the engine.
   std::unique_ptr<BlimpMessageProcessor> outgoing_message_processor_;
 
   DISALLOW_COPY_AND_ASSIGN(ImeFeature);
 };
 
 }  // namespace client
 }  // namespace blimp
 
 #endif  // BLIMP_CLIENT_FEATURE_IME_FEATURE_H_