Update text for auto-fetch feature

Bug: 908523
Change-Id: I014e6f5213096d7dd3f6f88454ac338eb4c9ed3c
Reviewed-on: https://chromium-review.googlesource.com/c/1407113Reviewed-by: Asanka Herath <asanka@chromium.org>
Commit-Queue: Dan H <harringtond@google.com>
Cr-Commit-Position: refs/heads/master@{#622055}

components/error_page_strings.grdp

@@ -49,7 +49,7 @@
       Take me there now
     </message>
     <message name="IDS_ERRORPAGES_SAVE_PAGE_BUTTON" desc="Label for the button that will save the page for later. The saved page is not retained in Downloads, unlike with the DOWNLOAD button.">
-      Save page for later
+      Load page later
     </message>
     <message name="IDS_ERRORPAGES_CANCEL_SAVE_PAGE_BUTTON" desc="Label for the button that will cancel the request to save the page for later. 'Cancel' is colored blue with the 'a' tag.">
       Chrome will let you know when this page is ready. &lt;a&gt;Cancel&lt;/a&gt;