Remove reference to chrome://net-internals#import from chrome://net-export/

Bug: 897268
Change-Id: Ic77f0d71d3dccc71b12173aef9cbf567c258036b
Reviewed-on: https://chromium-review.googlesource.com/c/1295110Reviewed-by: Matt Mueller <mattm@chromium.org>
Commit-Queue: Eric Roman <eroman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#601781}

components/net_log/resources/net_export.html

@@ -169,16 +169,9 @@
       </div>
 
       <div class="section-container">
-        <!-- TODO(rayraymond): Change link to that of new standalone webapp.
-          See http://crbug.com/472699 -->
-          <if expr="not is_ios">
-          The log file can be loaded using
-          <a href="chrome://net-internals#import"
-             target="_blank">net-internals</a>.
-          </if>
-          <if expr="is_ios">
-          The log file can be loaded using chrome://net-internals/ on desktop.
-          </if>
+        The log file can be loaded using the
+        <a href="https://chromium.googlesource.com/catapult/+/master/netlog_viewer/"
+           target="_blank">netlog_viewer</a>.
       </div>
 
       <div class="section-container">