diff --git a/resources/celerity/map.php b/resources/celerity/map.php
--- a/resources/celerity/map.php
+++ b/resources/celerity/map.php
@@ -13,7 +13,7 @@
     'core.pkg.js' => '0f87a6eb',
     'darkconsole.pkg.js' => '1f9a31bc',
     'differential.pkg.css' => 'ea471cb0',
-    'differential.pkg.js' => '4a466790',
+    'differential.pkg.js' => '9ff5b8d2',
     'diffusion.pkg.css' => 'b93d9b8c',
     'diffusion.pkg.js' => '84c8f8fd',
     'favicon.ico' => '30672e08',
@@ -390,7 +390,7 @@
     'rsrc/js/application/dashboard/behavior-dashboard-move-panels.js' => '408bf173',
     'rsrc/js/application/dashboard/behavior-dashboard-query-panel-select.js' => '453c5375',
     'rsrc/js/application/dashboard/behavior-dashboard-tab-panel.js' => 'd4eecc63',
-    'rsrc/js/application/diff/DiffChangeset.js' => '68758d99',
+    'rsrc/js/application/diff/DiffChangeset.js' => 'dc969d3e',
     'rsrc/js/application/diff/DiffChangesetList.js' => '796922e0',
     'rsrc/js/application/diff/DiffInline.js' => '1afe9760',
     'rsrc/js/application/diff/behavior-preview-link.js' => '051c7832',
@@ -777,7 +777,7 @@
     'phabricator-darklog' => 'c8e1ffe3',
     'phabricator-darkmessage' => 'c48cccdd',
     'phabricator-dashboard-css' => 'fe5b1869',
-    'phabricator-diff-changeset' => '68758d99',
+    'phabricator-diff-changeset' => 'dc969d3e',
     'phabricator-diff-changeset-list' => '796922e0',
     'phabricator-diff-inline' => '1afe9760',
     'phabricator-drag-and-drop-file-upload' => '58dea2fa',
@@ -1403,17 +1403,6 @@
       'javelin-dom',
       'phabricator-notification',
     ),
-    '68758d99' => array(
-      'javelin-dom',
-      'javelin-util',
-      'javelin-stratcom',
-      'javelin-install',
-      'javelin-workflow',
-      'javelin-router',
-      'javelin-behavior-device',
-      'javelin-vector',
-      'phabricator-diff-inline',
-    ),
     '6882e80a' => array(
       'javelin-dom',
     ),
@@ -2066,6 +2055,17 @@
       'javelin-util',
       'phabricator-shaped-request',
     ),
+    'dc969d3e' => array(
+      'javelin-dom',
+      'javelin-util',
+      'javelin-stratcom',
+      'javelin-install',
+      'javelin-workflow',
+      'javelin-router',
+      'javelin-behavior-device',
+      'javelin-vector',
+      'phabricator-diff-inline',
+    ),
     'de2e896f' => array(
       'javelin-behavior',
       'javelin-dom',
diff --git a/webroot/rsrc/js/application/diff/DiffChangeset.js b/webroot/rsrc/js/application/diff/DiffChangeset.js
--- a/webroot/rsrc/js/application/diff/DiffChangeset.js
+++ b/webroot/rsrc/js/application/diff/DiffChangeset.js
@@ -581,11 +581,19 @@
     },
 
     getInlineByID: function(id) {
-      // TODO: Currently, this will only find inlines which the user has
-      // already interacted with! Inlines are built lazily as events arrive.
-      // This can not yet find inlines which are passively present in the
-      // document.
+      // First, look for the inline in the objects we've already built.
+      var inline = this._findInlineByID(id);
+      if (inline) {
+        return inline;
+      }
+
+      // If we haven't found a matching inline yet, rebuild all the inlines
+      // present in the document, then look again.
+      this._rebuildAllInlines();
+      return this._findInlineByID(id);
+    },
 
+    _findInlineByID: function(id) {
       for (var ii = 0; ii < this._inlines.length; ii++) {
         var inline = this._inlines[ii];
         if (inline.getID() == id) {
@@ -594,8 +602,21 @@
       }
 
       return null;
-    }
+    },
+
+    _rebuildAllInlines: function() {
+      var rows = JX.DOM.scry(this._node, 'tr');
+      for (var ii = 0; ii < rows.length; ii++) {
+        var row = rows[ii];
+        if (this._getRowType(row) != 'comment') {
+          continue;
+        }
 
+        // As a side effect, this builds any missing inline objects and adds
+        // them to this Changeset's list of inlines.
+        this.getInlineForRow(row);
+      }
+    }
 
   },