Do not request upgrade if Web Manifest is no longer WebAPK-capable

chrome/browser/android/webapk/manifest_upgrade_detector_fetcher.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_WEBAPK_MANIFEST_UPGRADE_DETECTOR_FETCHER_H_
 #define CHROME_BROWSER_ANDROID_WEBAPK_MANIFEST_UPGRADE_DETECTOR_FETCHER_H_
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_weak_ref.h"
 #include "base/macros.h"
@@ skipping 40 matching lines @@
  private:
   ~ManifestUpgradeDetectorFetcher() override;
 
   // content::WebContentsObserver:
   void DidFinishLoad(content::RenderFrameHost* render_frame_host,
                      const GURL& validated_url) override;
 
   // Called once the installable data has been fetched.
   void OnDidGetInstallableData(const InstallableData& installable_data);
 
-  void OnDataAvailable(const ShortcutInfo& info, const SkBitmap& icon);
+  void OnDataAvailable(bool is_installable,
+                       const ShortcutInfo& info,
+                       const SkBitmap& icon);
 
   // Points to the Java object.
   base::android::ScopedJavaGlobalRef<jobject> java_ref_;
 
   // The detector will only fetch the URL within the scope of the WebAPK.
   const GURL scope_;
 
   // The WebAPK's Web Manifest URL that the detector is looking for.
   const GURL web_manifest_url_;
 
   base::WeakPtrFactory<ManifestUpgradeDetectorFetcher> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ManifestUpgradeDetectorFetcher);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_WEBAPK_MANIFEST_UPGRADE_DETECTOR_FETCHER_H_