From bc0cb365a3868f76af84f1d3c08c071010276298 Mon Sep 17 00:00:00 2001
From: Dion Hulse <wordpress@dd32.id.au>
Date: Mon, 20 Feb 2017 06:49:53 +0000
Subject: [PATCH] Customize: Introduce `get_header_video_url` filter for the
 return value of `get_header_video_url()`.

Props sanket.parmar, celloexpressions, SergeyBiryukov.
Merges [40045], [40086] to the 4.7 branch.
Fixes #39512.

Built from https://develop.svn.wordpress.org/branches/4.7@40087


git-svn-id: http://core.svn.wordpress.org/branches/4.7@40024 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/theme.php   | 17 +++++++++++++----
 wp-includes/version.php |  2 +-
 2 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/wp-includes/theme.php b/wp-includes/theme.php
index 84fdd23adb..78e044ab3c 100644
--- a/wp-includes/theme.php
+++ b/wp-includes/theme.php
@@ -1337,15 +1337,24 @@ function get_header_video_url() {
 	$id = absint( get_theme_mod( 'header_video' ) );
 	$url = esc_url( get_theme_mod( 'external_header_video' ) );
 
-	if ( ! $id && ! $url ) {
-		return false;
-	}
-
 	if ( $id ) {
 		// Get the file URL from the attachment ID.
 		$url = wp_get_attachment_url( $id );
 	}
 
+	/**
+	 * Filters the header video URL.
+	 *
+	 * @since 4.7.3
+	 *
+	 * @param string $url Header video URL, if available.
+	 */
+	$url = apply_filters( 'get_header_video_url', $url );
+
+	if ( ! $id && ! $url ) {
+		return false;
+	}
+
 	return esc_url_raw( set_url_scheme( $url ) );
 }
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index f756cd5ab8..4464aca0aa 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.7.3-alpha-40085';
+$wp_version = '4.7.3-alpha-40087';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.