Fix leaking of AddToHomescreenManager for WebAPKs.

chrome/browser/android/webapps/add_to_homescreen_manager.cc

Index: chrome/browser/android/webapps/add_to_homescreen_manager.cc
diff --git a/chrome/browser/android/webapps/add_to_homescreen_manager.cc b/chrome/browser/android/webapps/add_to_homescreen_manager.cc
index d3eac8c211cf364215675da53d57d0dc2fd8f961..c892d5c9afa4369403231bae137e6b3c57584bac 100644
--- a/chrome/browser/android/webapps/add_to_homescreen_manager.cc
+++ b/chrome/browser/android/webapps/add_to_homescreen_manager.cc
@@ -171,14 +171,17 @@ void AddToHomescreenManager::OnDataAvailable(const ShortcutInfo& info,
       ShortcutHelper::ShowWebApkInstallInProgressToast();
     else
       CreateInfoBarForWebApk(info, primary_icon);
+
+    JNIEnv* env = base::android::AttachCurrentThread();
+    Java_AddToHomescreenManager_onFinished(env, java_ref_);
     return;
   }
 
-  JNIEnv* env = base::android::AttachCurrentThread();
   ScopedJavaLocalRef<jobject> java_bitmap;
   if (!primary_icon.drawsNothing())
     java_bitmap = gfx::ConvertToJavaBitmap(&primary_icon);
 
+  JNIEnv* env = base::android::AttachCurrentThread();
   Java_AddToHomescreenManager_onReadyToAdd(env, java_ref_, java_bitmap);
 
   if (add_shortcut_pending_)