Documentation: translations: update linux cross reference link

The old link to source code cross reference does not work now. Though
the link has updated by commit 1d12554f0abbc7d17dce8d1b7b25f4e27555e6d7
("Documentation: HOWTO: update code cross reference link"), there are
few obsolete links yet. This commit update them.

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
diff --git a/Documentation/ja_JP/HOWTO b/Documentation/ja_JP/HOWTO
index 28109a8..8d5465d 100644
--- a/Documentation/ja_JP/HOWTO
+++ b/Documentation/ja_JP/HOWTO
@@ -245,7 +245,7 @@
 自己参照方式で、索引がついた web 形式で、ソースコードを参照することが
 できます。この最新の素晴しいカーネルコードのリポジトリは以下で見つかり
 ます-
-	http://lxr.linux.no/+trees
+	http://lxr.free-electrons.com/
 
 開発プロセス
 -----------------------
diff --git a/Documentation/kernel-docs.txt b/Documentation/kernel-docs.txt
index 0891336..fe217c1 100644
--- a/Documentation/kernel-docs.txt
+++ b/Documentation/kernel-docs.txt
@@ -631,7 +631,7 @@
        between two versions of a file".
 
      * Name: "Cross-Referencing Linux"
-       URL: http://lxr.linux.no/source/
+       URL: http://lxr.free-electrons.com/
        Keywords: Browsing source code.
        Description: Another web-based Linux kernel source code browser.
        Lots of cross references to variables and functions. You can see
diff --git a/Documentation/ko_KR/HOWTO b/Documentation/ko_KR/HOWTO
index 7fe05db..1aef53e 100644
--- a/Documentation/ko_KR/HOWTO
+++ b/Documentation/ko_KR/HOWTO
@@ -213,7 +213,7 @@
 것은 Linux Cross-Reference project이며 그것은 자기 참조 방식이며
 소스코드를 인덱스된 웹 페이지들의 형태로 보여준다. 최신의 멋진 커널
 코드 저장소는 다음을 통하여 참조할 수 있다.
-      http://lxr.linux.no/+trees
+      http://lxr.free-electrons.com/
 
 
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