Upstream: Add additional checks before creating a WebAPK after clicking "Add to Homescreen"

chrome/browser/android/banners/app_banner_data_fetcher_android.h

Index: chrome/browser/android/banners/app_banner_data_fetcher_android.h
diff --git a/chrome/browser/android/banners/app_banner_data_fetcher_android.h b/chrome/browser/android/banners/app_banner_data_fetcher_android.h
index bb83d4503877c6b8d8a10559d5ac0600bff0f60f..d480859e6524e1a86b4e4eef122a4efe75cdda79 100644
--- a/chrome/browser/android/banners/app_banner_data_fetcher_android.h
+++ b/chrome/browser/android/banners/app_banner_data_fetcher_android.h
@@ -8,6 +8,7 @@
 #include "base/android/jni_android.h"
 #include "base/callback_forward.h"
 #include "base/macros.h"
+#include "chrome/browser/android/shortcut_info.h"
 #include "chrome/browser/banners/app_banner_data_fetcher.h"
 
 namespace banners {
@@ -40,6 +41,8 @@ class AppBannerDataFetcherAndroid : public AppBannerDataFetcher {
   ~AppBannerDataFetcherAndroid() override;
 
   std::string GetBannerType() override;
+  bool CheckManifest(const content::Manifest& manifest,
+                     OutputDeveloperMessageCode* code) override;
   std::string GetAppIdentifier() override;
 
  private:
@@ -49,6 +52,7 @@ class AppBannerDataFetcherAndroid : public AppBannerDataFetcher {
 
   base::android::ScopedJavaGlobalRef<jobject> native_app_data_;
   std::string native_app_package_;
+  ShortcutInfo::Type webapp_type_;
 
   int ideal_splash_image_size_in_dp_;
   int minimum_splash_image_size_in_dp_;