ICU-20796 update C API Change Report
diff --git a/icu4c/APIChangeReport.html b/icu4c/APIChangeReport.html
index aab8fc1..6d22e94 100644
--- a/icu4c/APIChangeReport.html
+++ b/icu4c/APIChangeReport.html
@@ -805,6 +805,10 @@
 <tr class="row0">
 <td class="file">uspoof.h</td><td class="proto"><tt>enum</tt> USpoofChecks::USPOOF_HIDDEN_OVERLAY</td><td class="" colspan="2" align="center">Draft&rarr;Stable<br>ICU 62</td>
 </tr>
+<tr class="row1">
+<td class="file">utf_old.h</td><td class="proto"><tt>#define</tt> U_HIDE_OBSOLETE_UTF_OLD_H</td><td class="">Deprecated<br>ICU 2.4</td><td>Internal<br>
+<span class=""><span></span></span></td>
+</tr>
 </table>
 <P></P>
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@@ -3126,7 +3130,7 @@
 <a href="#_top">(jump back to top)</a>
 <hr>
 <p>
-<i><font size="-1">Contents generated by StableAPI tool on Mon Sep 09 16:33:52 PDT 2019<br>
+<i><font size="-1">Contents generated by StableAPI tool on Wed Oct 02 10:22:29 PDT 2019<br>
         Copyright &copy; 2017 and later: Unicode, Inc. and others.<br>
         License &amp; terms of use: http://www.unicode.org/copyright.html
     </font></i>
diff --git a/icu4c/APIChangeReport.md b/icu4c/APIChangeReport.md
index 7f93a06..6a8ffd0 100644
--- a/icu4c/APIChangeReport.md
+++ b/icu4c/APIChangeReport.md
@@ -280,6 +280,7 @@
 | unumberformatter.h | <tt>enum</tt> UNumberUnitWidth::UNUM_UNIT_WIDTH_NARROW |  Draft→StableICU 60
 | unumberformatter.h | <tt>enum</tt> UNumberUnitWidth::UNUM_UNIT_WIDTH_SHORT |  Draft→StableICU 60
 | uspoof.h | <tt>enum</tt> USpoofChecks::USPOOF_HIDDEN_OVERLAY |  Draft→StableICU 62
+| utf_old.h | <tt>#define</tt> U_HIDE_OBSOLETE_UTF_OLD_H |  DeprecatedICU 2.4 | Internal
 
 ## Promoted
 
@@ -1085,7 +1086,7 @@
 
 ## Colophon
 
-Contents generated by StableAPI tool on Mon Sep 09 16:34:04 PDT 2019
+Contents generated by StableAPI tool on Wed Oct 02 10:22:36 PDT 2019
 
 Copyright © 2019 and later: Unicode, Inc. and others.
 License & terms of use: http://www.unicode.org/copyright.html