Remove the context argument from all WebappRegistry/WebappDataStorage methods.

chrome/browser/android/webapps/webapp_registry.cc

Index: chrome/browser/android/webapps/webapp_registry.cc
diff --git a/chrome/browser/android/webapps/webapp_registry.cc b/chrome/browser/android/webapps/webapp_registry.cc
index 7ce9f96d1be305401d148c005af79855f633f79e..3b3616b142f69c75176d988117f40d85d984b678 100644
--- a/chrome/browser/android/webapps/webapp_registry.cc
+++ b/chrome/browser/android/webapps/webapp_registry.cc
@@ -30,9 +30,8 @@ void WebappRegistry::UnregisterWebappsForUrls(
   // back OnWebappsUnregistered().
   UrlFilterBridge* filter_bridge = new UrlFilterBridge(url_filter);
 
-  Java_WebappRegistry_unregisterWebappsForUrls(
-      env, base::android::GetApplicationContext(), filter_bridge->j_bridge(),
-      callback_pointer);
+  Java_WebappRegistry_unregisterWebappsForUrls(env, filter_bridge->j_bridge(),
+                                               callback_pointer);
 }
 
 void WebappRegistry::ClearWebappHistoryForUrls(
@@ -46,9 +45,8 @@ void WebappRegistry::ClearWebappHistoryForUrls(
   // back OnClearedWebappHistory().
   UrlFilterBridge* filter_bridge = new UrlFilterBridge(url_filter);
 
-  Java_WebappRegistry_clearWebappHistoryForUrls(
-      env, base::android::GetApplicationContext(), filter_bridge->j_bridge(),
-      callback_pointer);
+  Java_WebappRegistry_clearWebappHistoryForUrls(env, filter_bridge->j_bridge(),
+                                                callback_pointer);
 }
 
 // Callback used by Java when all web apps have been unregistered.