remove reliance on webcontents when requesting storage permission

chrome/browser/android/download/chrome_download_delegate.cc

Index: chrome/browser/android/download/chrome_download_delegate.cc
diff --git a/chrome/browser/android/download/chrome_download_delegate.cc b/chrome/browser/android/download/chrome_download_delegate.cc
index 10afa8ecbfe95fc4fc616a45a1d79c19c0e035c8..dc75a1826f12b46d0af34fc56aca94523d5554c0 100644
--- a/chrome/browser/android/download/chrome_download_delegate.cc
+++ b/chrome/browser/android/download/chrome_download_delegate.cc
@@ -19,9 +19,7 @@
 #include "chrome/browser/android/download/download_controller_base.h"
 #include "chrome/browser/android/tab_android.h"
 #include "chrome/browser/infobars/infobar_service.h"
-#include "chrome/browser/permissions/permission_update_infobar_delegate_android.h"
 #include "chrome/common/safe_browsing/file_type_policies.h"
-#include "chrome/grit/chromium_strings.h"
 #include "chrome/grit/generated_resources.h"
 #include "jni/ChromeDownloadDelegate_jni.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -73,36 +71,6 @@ static void LaunchDuplicateDownloadInfoBar(
       delegate, download_info, is_incognito);
 }
 
-static void LaunchPermissionUpdateInfoBar(
-    JNIEnv* env,
-    const JavaParamRef<jclass>& clazz,
-    const JavaParamRef<jobject>& tab,
-    const JavaParamRef<jstring>& jpermission,
-    jlong callback_id) {
-  TabAndroid* tab_android = TabAndroid::GetNativeTab(env, tab);
-
-  std::string permission =
-      base::android::ConvertJavaStringToUTF8(env, jpermission);
-
-  // Convert java long long int to c++ pointer, take ownership.
-  static_assert(
-      std::is_same<
-          DownloadControllerBase::AcquireFileAccessPermissionCallback,
-          base::Callback<void(bool)>>::value,
-      "Callback types don't match!");
-  std::unique_ptr<base::Callback<void(bool)>> cb(
-      reinterpret_cast<base::Callback<void(bool)>*>(callback_id));
-
-  std::vector<std::string> permissions;
-  permissions.push_back(permission);
-
-  PermissionUpdateInfoBarDelegate::Create(
-      tab_android->web_contents(),
-      permissions,
-      IDS_MISSING_STORAGE_PERMISSION_DOWNLOAD_EDUCATION_TEXT,
-      *cb);
-}
-
 ChromeDownloadDelegate::ChromeDownloadDelegate(
     WebContents* web_contents) {}
 
@@ -122,12 +90,6 @@ void ChromeDownloadDelegate::OnDownloadStarted(const std::string& filename) {
   Java_ChromeDownloadDelegate_onDownloadStarted(env, java_ref_, jfilename);
 }
 
-void ChromeDownloadDelegate::RequestFileAccess(intptr_t callback_id) {
-  JNIEnv* env = base::android::AttachCurrentThread();
-  Java_ChromeDownloadDelegate_requestFileAccess(
-      env, java_ref_, callback_id);
-}
-
 void ChromeDownloadDelegate::EnqueueDownloadManagerRequest(
     const std::string& url,
     const std::string& user_agent,