Allow installing apps via the AppBannerInfoBar

chrome/browser/ui/android/infobars/app_banner_infobar.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 "chrome/browser/ui/android/infobars/app_banner_infobar.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
 #include "chrome/browser/android/banners/app_banner_infobar_delegate.h"
@@ skipping 57 matching lines @@
         reinterpret_cast<intptr_t>(this),
         app_title.obj(),
         java_bitmap.obj(),
         app_url.obj()));
   }
 
   java_infobar_.Reset(env, infobar.obj());
   return infobar;
 }
 
+void AppBannerInfoBar::OnInstallStateChanged(int new_state) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  Java_AppBannerInfoBar_onInstallStateChanged(env,
+                                              java_infobar_.obj(),
+                                              new_state);
+}
+
 // Native JNI methods ---------------------------------------------------------
 
 bool RegisterAppBannerInfoBarDelegate(JNIEnv* env) {
  return RegisterNativesImpl(env);
 }