Ticket #38762: 38762.0.diff

src/wp-admin/customize.php

@@ -191 +191 @@
                                 <?php endforeach; ?>
                         </div>
                         <?php endif; ?>
-                        <button type="button" class="collapse-sidebar button" aria-expanded="true" aria-label="<?php esc_attr_e( 'Hide Controls' ); ?>">
+                        <button type="button" class="collapse-sidebar button" aria-expanded="true" aria-label="<?php echo esc_attr( _x( 'Hide Controls', 'label for hide controls button without length constraints' ) ); ?>">
                                 <span class="collapse-sidebar-arrow"></span>
-                                <span class="collapse-sidebar-label"><?php _e( 'Hide Controls' ); ?></span>
+                                <span class="collapse-sidebar-label"><?php _ex( 'Hide Controls', 'short (~12 characters) label for hide controls button' ); ?></span>
                         </button>
                 </div>
         </form>

src/wp-includes/script-loader.php

@@ -467 +467 @@
                 'notAllowed'         => __( 'Sorry, you are not allowed to customize this site.' ),
                 'previewIframeTitle' => __( 'Site Preview' ),
                 'loginIframeTitle'   => __( 'Session expired' ),
-                'collapseSidebar'    => __( 'Hide Controls' ),
-                'expandSidebar'      => __( 'Show Controls' ),
+                'collapseSidebar'    => _x( 'Hide Controls', 'label for hide controls button without length constraints' ),
+                'expandSidebar'      => _x( 'Show Controls', 'label for hide controls button without length constraints' ),
                 'untitledBlogName'   => __( '(Untitled)' ),
                 // Used for overriding the file types allowed in plupload.
                 'allowedFiles'       => __( 'Allowed Files' ),