Add context menu when long press on a reading list entry

ios/chrome/browser/ui/history/history_collection_view_controller.mm

Index: ios/chrome/browser/ui/history/history_collection_view_controller.mm
diff --git a/ios/chrome/browser/ui/history/history_collection_view_controller.mm b/ios/chrome/browser/ui/history/history_collection_view_controller.mm
index 253fc7a6effb259d7f240e727e7626d43cb7ec90..a1aec8e1851f284c4959b8835cfd22e785bdc63d 100644
--- a/ios/chrome/browser/ui/history/history_collection_view_controller.mm
+++ b/ios/chrome/browser/ui/history/history_collection_view_controller.mm
@@ -22,6 +22,7 @@
 #include "ios/chrome/browser/signin/authentication_service_factory.h"
 #include "ios/chrome/browser/sync/sync_setup_service.h"
 #include "ios/chrome/browser/sync/sync_setup_service_factory.h"
+#import "ios/chrome/browser/ui/clipboard_util.h"
 #import "ios/chrome/browser/ui/collection_view/cells/MDCCollectionViewCell+Chrome.h"
 #import "ios/chrome/browser/ui/collection_view/cells/activity_indicator_cell.h"
 #import "ios/chrome/browser/ui/collection_view/cells/collection_view_item.h"
@@ -127,8 +128,6 @@ const CGFloat kSeparatorInset = 10;
 - (void)openURLInNewTab:(const GURL&)URL;
 // Opens URL in a new incognito tab and dismisses the history view.
 - (void)openURLInNewIncognitoTab:(const GURL&)URL;
-// Copies URL to the clipboard.
-- (void)copyURL:(const GURL&)URL;
 @end
 
 @implementation HistoryCollectionViewController
@@ -292,7 +291,7 @@ const CGFloat kSeparatorInset = 10;
 }
 
 - (void)historyEntryItemDidRequestCopy:(HistoryEntryItem*)item {
-  [self copyURL:item.URL];
+  StoreURLInPasteboard(item.URL);
 }
 
 - (void)historyEntryItemDidRequestOpenInNewTab:(HistoryEntryItem*)item {
@@ -759,7 +758,7 @@ const CGFloat kSeparatorInset = 10;
   NSString* copyURLTitle =
       l10n_util::GetNSStringWithFixup(IDS_IOS_CONTENT_CONTEXT_COPY);
   ProceduralBlock copyURLAction = ^{
-    [weakSelf copyURL:entry.URL];
+    StoreURLInPasteboard(entry.URL);
   };
   [self.contextMenuCoordinator addItemWithTitle:copyURLTitle
                                          action:copyURLAction];
@@ -805,15 +804,4 @@ const CGFloat kSeparatorInset = 10;
                        }];
 }
 
-- (void)copyURL:(const GURL&)URL {
-  DCHECK(URL.is_valid());
-  NSData* plainText = [base::SysUTF8ToNSString(URL.spec())
-      dataUsingEncoding:NSUTF8StringEncoding];
-  NSDictionary* copiedItem = @{
-    (NSString*)kUTTypeURL : net::NSURLWithGURL(URL),
-    (NSString*)kUTTypeUTF8PlainText : plainText,
-  };
-  [[UIPasteboard generalPasteboard] setItems:@[ copiedItem ]];
-}
-
 @end