diff --git a/mozilla/layout/reftests/svg/moz-only/pass.svg b/mozilla/layout/reftests/svg/moz-only/pass.svg
new file mode 100755
index 00000000000..b113287a3e2
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/pass.svg
@@ -0,0 +1,8 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/licenses/publicdomain/
+-->
+<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
+  <title>Testcase reference file for generic pass condition</title>
+  <rect width="100%" height="100%" fill="lime"/>
+</svg>
diff --git a/mozilla/layout/reftests/svg/moz-only/reftest.list b/mozilla/layout/reftests/svg/moz-only/reftest.list
new file mode 100755
index 00000000000..6cca3da2806
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/reftest.list
@@ -0,0 +1,9 @@
+
+== xbl-basic-01.svg                             pass.svg
+== xbl-basic-02.svg                             pass.svg
+== xbl-grad-ref--grad-in-binding-01.svg         pass.svg
+== xbl-grad-ref--grad-in-binding-02.svg         pass.svg
+== xbl-grad-ref--grad-in-bound-01.svg           pass.svg
+fails == xbl-grad-ref--grad-in-bound-02.svg     pass.svg
+fails == xbl-grad-ref--grad-in-resources-01.svg pass.svg
+fails == xbl-grad-ref--grad-in-resources-02.svg pass.svg
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-basic-01.svg b/mozilla/layout/reftests/svg/moz-only/xbl-basic-01.svg
new file mode 100755
index 00000000000..6a86f7babf4
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-basic-01.svg
@@ -0,0 +1,23 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/licenses/publicdomain/
+-->
+<svg xmlns="http://www.w3.org/2000/svg" style="-moz-binding: url(#lime);">
+
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=389670 -->
+
+  <title>Test XBL bindings inline in an SVG file can be used in the SVG</title>
+
+  <bindings xmlns="http://www.mozilla.org/xbl">
+    <binding id="lime">
+      <content>
+        <children/>
+        <rect xmlns="http://www.w3.org/2000/svg"
+              width="100%" height="100%" fill="lime"/>
+      </content>
+    </binding>
+  </bindings>
+
+  <rect width="100%" height="100%" fill="red"/>
+
+</svg>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-basic-02.svg b/mozilla/layout/reftests/svg/moz-only/xbl-basic-02.svg
new file mode 100755
index 00000000000..efc5a097186
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-basic-02.svg
@@ -0,0 +1,14 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/licenses/publicdomain/
+-->
+<svg xmlns="http://www.w3.org/2000/svg"
+     style="-moz-binding: url(xbl-basic-02.xbl#lime);">
+
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=389670 -->
+
+  <title>Test XBL bindings in an external file can be used by SVG</title>
+
+  <rect width="100%" height="100%" fill="red"/>
+
+</svg>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-basic-02.xbl b/mozilla/layout/reftests/svg/moz-only/xbl-basic-02.xbl
new file mode 100755
index 00000000000..543e5ff96fc
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-basic-02.xbl
@@ -0,0 +1,9 @@
+<bindings xmlns="http://www.mozilla.org/xbl">
+  <binding id="lime">
+    <content>
+      <children/>
+      <rect xmlns="http://www.w3.org/2000/svg"
+            width="100%" height="100%" fill="lime"/>
+    </content>
+  </binding>
+</bindings>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-binding-01.svg b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-binding-01.svg
new file mode 100755
index 00000000000..82898591661
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-binding-01.svg
@@ -0,0 +1,29 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/licenses/publicdomain/
+-->
+<svg xmlns="http://www.w3.org/2000/svg">
+
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=389670 -->
+
+  <title>Test gradient reference in binding for gradient in &lt;binding&gt;</title>
+
+  <bindings xmlns="http://www.mozilla.org/xbl">
+    <binding id="lime">
+      <content>
+        <children/>
+        <g xmlns="http://www.w3.org/2000/svg">
+          <linearGradient id="grad" gradientUnits="userSpaceOnUse">
+            <stop stop-color="lime"/>
+          </linearGradient>
+          <rect width="100%" height="100%" fill="url(#grad)"/>
+        </g>
+      </content>
+    </binding>
+  </bindings>
+
+  <rect width="100%" height="100%" fill="red"/>
+
+  <g style="-moz-binding: url(#lime);"/>
+
+</svg>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-binding-02.svg b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-binding-02.svg
new file mode 100755
index 00000000000..6e2f32aca35
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-binding-02.svg
@@ -0,0 +1,14 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/licenses/publicdomain/
+-->
+<svg xmlns="http://www.w3.org/2000/svg"
+     style="-moz-binding: url(xbl-grad-ref--grad-in-binding-02.xbl#lime);">
+
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=389670 -->
+
+  <title>Test gradient reference in binding for gradient in &lt;binding&gt;</title>
+
+  <rect width="100%" height="100%" fill="red"/>
+
+</svg>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-binding-02.xbl b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-binding-02.xbl
new file mode 100755
index 00000000000..dc07078a89a
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-binding-02.xbl
@@ -0,0 +1,13 @@
+<bindings xmlns="http://www.mozilla.org/xbl">
+  <binding id="lime">
+    <content>
+      <children/>
+      <g xmlns="http://www.w3.org/2000/svg">
+        <linearGradient id="grad" gradientUnits="userSpaceOnUse">
+          <stop stop-color="lime"/>
+        </linearGradient>
+        <rect width="100%" height="100%" fill="url(#grad)"/>
+      </g>
+    </content>
+  </binding>
+</bindings>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-bound-01.svg b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-bound-01.svg
new file mode 100755
index 00000000000..745382435de
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-bound-01.svg
@@ -0,0 +1,27 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/licenses/publicdomain/
+-->
+<svg xmlns="http://www.w3.org/2000/svg" style="-moz-binding: url(#lime);">
+
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=389670 -->
+
+  <title>Test gradient reference in binding for gradient outside &lt;bindings&gt;</title>
+
+  <linearGradient id="grad" gradientUnits="userSpaceOnUse">
+    <stop stop-color="lime"/>
+  </linearGradient>
+
+  <bindings xmlns="http://www.mozilla.org/xbl">
+    <binding id="lime">
+      <content>
+        <children/>
+        <rect xmlns="http://www.w3.org/2000/svg"
+              width="100%" height="100%" fill="url(#grad)"/>
+      </content>
+    </binding>
+  </bindings>
+
+  <rect width="100%" height="100%" fill="red"/>
+
+</svg>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-bound-02.svg b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-bound-02.svg
new file mode 100755
index 00000000000..a72553991f7
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-bound-02.svg
@@ -0,0 +1,19 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/licenses/publicdomain/
+-->
+<svg xmlns="http://www.w3.org/2000/svg"
+     style="-moz-binding: url(xbl-grad-ref--grad-in-bound-02.xbl#red);">
+
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=389670 -->
+
+  <title>Test SVG in XBL can't reference gradient in the bound document</title>
+
+  <!-- SVG in the binding should not be able to reference this gradient -->
+  <linearGradient id="grad" gradientUnits="userSpaceOnUse">
+    <stop stop-color="red"/>
+  </linearGradient>
+
+  <rect width="100%" height="100%" fill="lime"/>
+
+</svg>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-bound-02.xbl b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-bound-02.xbl
new file mode 100755
index 00000000000..c9eb9935743
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-bound-02.xbl
@@ -0,0 +1,10 @@
+<bindings xmlns="http://www.mozilla.org/xbl">
+  <binding id="red">
+    <content>
+      <children/>
+      <!-- gradient reference should fail, fill should fall back to black -->
+      <rect xmlns="http://www.w3.org/2000/svg"
+            width="100%" height="100%" fill="url(#grad)"/>
+    </content>
+  </binding>
+</bindings>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-resources-01.svg b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-resources-01.svg
new file mode 100755
index 00000000000..b784cd17083
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-resources-01.svg
@@ -0,0 +1,37 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/licenses/publicdomain/
+-->
+<svg xmlns="http://www.w3.org/2000/svg">
+
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=389670 -->
+
+  <title>Test gradient reference in binding for gradient in &lt;resources&gt;</title>
+
+  <bindings xmlns="http://www.mozilla.org/xbl">
+    <binding id="lime">
+      <resources>
+
+        <!-- don't need <svg> - only used to eliminate its omission as a problem -->
+
+        <svg xmlns="http://www.w3.org/2000/svg">
+          <linearGradient xmlns="http://www.w3.org/2000/svg"
+                          id="grad" gradientUnits="userSpaceOnUse">
+            <stop stop-color="lime"/>
+          </linearGradient>
+        </svg>
+
+      </resources>
+      <content>
+        <children/>
+        <rect xmlns="http://www.w3.org/2000/svg"
+              width="100%" height="100%" fill="url(#grad)"/>
+      </content>
+    </binding>
+  </bindings>
+
+  <rect width="100%" height="100%" fill="red"/>
+
+  <g style="-moz-binding: url(#lime);"/>
+
+</svg>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-resources-02.svg b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-resources-02.svg
new file mode 100755
index 00000000000..b39eed2b152
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-resources-02.svg
@@ -0,0 +1,14 @@
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/licenses/publicdomain/
+-->
+<svg xmlns="http://www.w3.org/2000/svg"
+     style="-moz-binding: url(xbl-grad-ref--grad-in-resources-02.xbl#lime);">
+
+  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=389670 -->
+
+  <title>Test gradient reference in binding for gradient in &lt;resources&gt;</title>
+
+  <rect width="100%" height="100%" fill="red"/>
+
+</svg>
diff --git a/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-resources-02.xbl b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-resources-02.xbl
new file mode 100755
index 00000000000..def5cc3f2f9
--- /dev/null
+++ b/mozilla/layout/reftests/svg/moz-only/xbl-grad-ref--grad-in-resources-02.xbl
@@ -0,0 +1,21 @@
+<bindings xmlns="http://www.mozilla.org/xbl">
+  <binding id="lime">
+    <resources>
+
+      <!-- don't need <svg> - only used to eliminate its omission as a problem -->
+
+      <svg xmlns="http://www.w3.org/2000/svg">
+        <linearGradient xmlns="http://www.w3.org/2000/svg"
+                        id="grad" gradientUnits="userSpaceOnUse">
+          <stop stop-color="lime"/>
+        </linearGradient>
+      </svg>
+
+    </resources>
+    <content>
+      <children/>
+      <rect xmlns="http://www.w3.org/2000/svg"
+            width="100%" height="100%" fill="url(#grad)"/>
+    </content>
+  </binding>
+</bindings>
diff --git a/mozilla/layout/reftests/svg/reftest.list b/mozilla/layout/reftests/svg/reftest.list
index 426c0a40057..5a864d49c54 100755
--- a/mozilla/layout/reftests/svg/reftest.list
+++ b/mozilla/layout/reftests/svg/reftest.list
@@ -5,6 +5,9 @@ include bugs/reftest.list
 # sizing tests
 include sizing/reftest.list
 
+# Mozilla only tests (i.e. those containing XUL/XBL/etc.)
+include moz-only/reftest.list
+
 == clipPath-basic-01.svg pass.svg
 == foreignObject-01.svg pass.svg
 == foreignObject-ancestor-style-change-01.svg foreignObject-ancestor-style-change-01-ref.svg
diff --git a/mozilla/layout/reftests/svg/sizing/reftest.list b/mozilla/layout/reftests/svg/sizing/reftest.list
index 3538ccb1688..0e7b77b3b46 100755
--- a/mozilla/layout/reftests/svg/sizing/reftest.list
+++ b/mozilla/layout/reftests/svg/sizing/reftest.list
@@ -307,5 +307,5 @@ fails-if(MOZ_WIDGET_TOOLKIT=="cocoa") == object--auto-auto--px-0.html         ob
 skip == dynamic--inline-resize-window-height.xhtml  pass.svg # XXX breaks the reftest run as the window height somehow is not restored
 == dynamic--inline-resize-window-width.xhtml    pass.svg
 fails == dynamic--object-svg-unloaded.xhtml     pass.svg
-
+# == dynamic--object--auto-auto--pct-px.html