Setup the delegate in Chrome, so we may put chrome java functions we need in blimp to the delegate …

chrome/browser/android/blimp/chrome_blimp_client_context_delegate.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 CHROME_BROWSER_ANDROID_BLIMP_CHROME_BLIMP_CLIENT_CONTEXT_DELEGATE_H_
 #define CHROME_BROWSER_ANDROID_BLIMP_CHROME_BLIMP_CLIENT_CONTEXT_DELEGATE_H_
 
 #include "base/macros.h"
 #include "blimp/client/public/blimp_client_context_delegate.h"
 
+#if defined(OS_ANDROID)
+#include "base/android/jni_android.h"
+#endif  // defined(OS_ANDROID)
+
 class Profile;
 
 namespace blimp {
 namespace client {
 class BlimpClientContext;
 class BlimpContents;
 }  // namespace client
 }  // namespace blimp
 
 // The BlimpClientContextDelegate for //chrome which provides the necessary
 // functionality required to run Blimp.
 class ChromeBlimpClientContextDelegate
     : public blimp::client::BlimpClientContextDelegate {
  public:
   // Constructs the object and attaches it to the BlimpClientContext that is
   // used for the given profile.
   explicit ChromeBlimpClientContextDelegate(Profile* profile);
   // Unattaches itself from the BlimpClientContext before going away.
   ~ChromeBlimpClientContextDelegate() override;
 
+#if defined(OS_ANDROID)
+  base::android::ScopedJavaLocalRef<jobject> GetJavaObject() override;

[nyquist, 2016/07/28 19:15:34]

Can this be removed from this class, since it's never instantiated on Android?

[xingliu, 2016/07/28 22:43:09]

Done, but didn't change it to abstract class.

+#endif
+
   // BlimpClientContextDelegate implementation.
   void AttachBlimpContentsHelpers(
       blimp::client::BlimpContents* blimp_contents) override;
 
  private:
   // The profile this delegate is used for.
   Profile* profile_;
 
   // The BlimpClientContext this is the delegate for.
   blimp::client::BlimpClientContext* blimp_client_context_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeBlimpClientContextDelegate);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_BLIMP_CHROME_BLIMP_CLIENT_CONTEXT_DELEGATE_H_