[iOS] Change Copy Link Action String on New Context Menus

Updated the string as per UX's guidance.

Bug: 1093302
Change-Id: Ia179f7e4d069d63cd84b25381f513e46c75f84b4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2360326Reviewed-by: Tommy Martino <tmartino@chromium.org>
Commit-Queue: Sebastien Lalancette <seblalancette@chromium.org>
Cr-Commit-Position: refs/heads/master@{#798892}

ios/chrome/app/strings/ios_strings.grd

@@ -357,6 +357,9 @@ locale.  The strings in this file are specific to iOS.
       <message name="IDS_IOS_AUTOFILL_SET_UP_SCREENLOCK_CONTENT" desc="Message informing the user that in order to use the password, a screen lock needs to be set up on the device. This is shown as an alert message after the user tries to view or copy the password from a settings page. [CHAR_LIMIT=100]">
         To use passwords, you must first set a passcode on your device.
       </message>
+      <message name="IDS_IOS_COPY_LINK_ACTION_TITLE" desc="Title of the action used to copy a link to the pasteboard. [iOS only]">
+        Copy Link
+      </message>
       <message name="IDS_IOS_DELETE_ACTION_TITLE" desc="Title of the action used to delete a selected item. Item types include, for example, a Bookmark or an History Entry. [iOS only]">
         Delete
       </message>

ios/chrome/app/strings/ios_strings_grd/IDS_IOS_COPY_LINK_ACTION_TITLE.png.sha1

+df6f3e9b4c9d955e1d810ad5ca9118bde82045d7
\ No newline at end of file

ios/chrome/browser/ui/menu/action_factory.mm

@@ -59,13 +59,13 @@
 }
 
 - (UIAction*)actionToCopyURL:(const GURL)URL {
-  return
-      [self actionWithTitle:l10n_util::GetNSString(IDS_IOS_CONTENT_CONTEXT_COPY)
-                      image:[UIImage imageNamed:@"copy_link_url"]
-                       type:MenuActionType::Copy
-                      block:^{
-                        StoreURLInPasteboard(URL);
-                      }];
+  return [self
+      actionWithTitle:l10n_util::GetNSString(IDS_IOS_COPY_LINK_ACTION_TITLE)
+                image:[UIImage imageNamed:@"copy_link_url"]
+                 type:MenuActionType::Copy
+                block:^{
+                  StoreURLInPasteboard(URL);
+                }];
 }
 
 - (UIAction*)actionToShareWithBlock:(ProceduralBlock)block {

ios/chrome/browser/ui/menu/action_factory_unittest.mm

@@ -98,7 +98,7 @@ TEST_F(ActionFactoryTest, CopyAction) {
 
     UIImage* expectedImage = [UIImage imageNamed:@"copy_link_url"];
     NSString* expectedTitle =
-        l10n_util::GetNSString(IDS_IOS_CONTENT_CONTEXT_COPY);
+        l10n_util::GetNSString(IDS_IOS_COPY_LINK_ACTION_TITLE);
 
     GURL testURL = GURL("https://example.com");