Remove Keep Reading List Item Experimental flag.

Reading list has now a persistent storage and this flag is useless.

Review URL: https://codereview.chromium.org/1828983003

Cr-Commit-Position: refs/heads/master@{#383090}

3 files changed, 11 insertions, 24 deletions

diff --git a/ios/chrome/browser/experimental_flags.h b/ios/chrome/browser/experimental_flags.h
index a9a2285..ee80fcc 100644
--- a/ios/chrome/browser/experimental_flags.h
+++ b/ios/chrome/browser/experimental_flags.h
@@ -37,11 +37,6 @@ bool IsTabSwitcherEnabled();
 // Whether the reading list is enabled.
 bool IsReadingListEnabled();
 
-// Whether the file sent by the share extension sould be deleted after being
-// processed. If true, files will be reprocessed everytime the application is
-// put in foreground.
-bool IsReadingListKeepItemsEnabled();
-
 }  // namespace experimental_flags
 
 #endif  // IOS_CHROME_BROWSER_EXPERIMENTAL_FLAGS_H_
diff --git a/ios/chrome/browser/experimental_flags.mm b/ios/chrome/browser/experimental_flags.mm
index 8f65c5e..52a2801 100644
--- a/ios/chrome/browser/experimental_flags.mm
+++ b/ios/chrome/browser/experimental_flags.mm
@@ -27,7 +27,6 @@ NSString* const kEnableViewCopyPasswords = @"EnableViewCopyPasswords";
 NSString* const kHeuristicsForPasswordGeneration =
     @"HeuristicsForPasswordGeneration";
 NSString* const kEnableReadingList = @"EnableReadingList";
-NSString* const kEnableReadingListKeepItems = @"EnableReadingListKeepItems";
 }  // namespace
 
 namespace experimental_flags {
@@ -107,9 +106,4 @@ bool IsReadingListEnabled() {
   return [[NSUserDefaults standardUserDefaults] boolForKey:kEnableReadingList];
 }
 
-bool IsReadingListKeepItemsEnabled() {
-  return [[NSUserDefaults standardUserDefaults]
-      boolForKey:kEnableReadingListKeepItems];
-}
-
 }  // namespace experimental_flags
diff --git a/ios/chrome/browser/share_extension/share_extension_item_receiver.mm b/ios/chrome/browser/share_extension/share_extension_item_receiver.mm
index 0206ff2..d104fc4 100644
--- a/ios/chrome/browser/share_extension/share_extension_item_receiver.mm
+++ b/ios/chrome/browser/share_extension/share_extension_item_receiver.mm
@@ -263,19 +263,17 @@ void LogHistogramReceivedItem(ShareExtensionItemReceived type) {
 
 - (void)deleteFileAtURL:(NSURL*)url withCompletion:(ProceduralBlock)completion {
   DCHECK_CURRENTLY_ON(web::WebThread::FILE);
-  if (!experimental_flags::IsReadingListKeepItemsEnabled()) {
-    base::scoped_nsobject<NSFileCoordinator> deletingCoordinator(
-        [[NSFileCoordinator alloc] initWithFilePresenter:self]);
-    NSError* error = nil;
-    [deletingCoordinator
-        coordinateWritingItemAtURL:url
-                           options:NSFileCoordinatorWritingForDeleting
-                             error:&error
-                        byAccessor:^(NSURL* newURL) {
-                          [[NSFileManager defaultManager] removeItemAtURL:newURL
-                                                                    error:nil];
-                        }];
-  }
+  base::scoped_nsobject<NSFileCoordinator> deletingCoordinator(
+      [[NSFileCoordinator alloc] initWithFilePresenter:self]);
+  NSError* error = nil;
+  [deletingCoordinator
+      coordinateWritingItemAtURL:url
+                         options:NSFileCoordinatorWritingForDeleting
+                           error:&error
+                      byAccessor:^(NSURL* newURL) {
+                        [[NSFileManager defaultManager] removeItemAtURL:newURL
+                                                                  error:nil];
+                      }];
   if (completion) {
     completion();
   }