[tracing] Move math utilities from base into their own subdirectory (attempt 2)

tracing/tracing/extras/chrome/cc/util.html

Index: tracing/tracing/extras/chrome/cc/util.html
diff --git a/tracing/tracing/extras/chrome/cc/util.html b/tracing/tracing/extras/chrome/cc/util.html
index 37784df6f62f928b3338acb49c4055c92638e655..cdc024e5e60fa9bce1b01a95286fc0122ed8e8f1 100644
--- a/tracing/tracing/extras/chrome/cc/util.html
+++ b/tracing/tracing/extras/chrome/cc/util.html
@@ -5,8 +5,8 @@ Use of this source code is governed by a BSD-style license that can be
 found in the LICENSE file.
 -->
 
-<link rel="import" href="/tracing/base/quad.html">
-<link rel="import" href="/tracing/base/rect.html">
+<link rel="import" href="/tracing/base/math/quad.html">
+<link rel="import" href="/tracing/base/math/rect.html">
 <link rel="import" href="/tracing/model/object_instance.html">
 <script>
 
@@ -111,22 +111,22 @@ tr.exportTo('tr.e.cc', function() {
         key = newKey;
       }
 
-      // Convert objects with keys ending with Quad to tr.b.Quad type.
-      if (/Quad$/.test(key) && !(object[key] instanceof tr.b.Quad)) {
+      // Convert objects with keys ending with Quad to tr.b.math.Quad type.
+      if (/Quad$/.test(key) && !(object[key] instanceof tr.b.math.Quad)) {
         var q;
         try {
-          q = tr.b.Quad.from8Array(object[key]);
+          q = tr.b.math.Quad.from8Array(object[key]);
         } catch (e) {
         }
         object[key] = q;
         continue;
       }
 
-      // Convert objects with keys ending with Rect to tr.b.Rect type.
-      if (/Rect$/.test(key) && !(object[key] instanceof tr.b.Rect)) {
+      // Convert objects with keys ending with Rect to tr.b.math.Rect type.
+      if (/Rect$/.test(key) && !(object[key] instanceof tr.b.math.Rect)) {
         var r;
         try {
-          r = tr.b.Rect.fromArray(object[key]);
+          r = tr.b.math.Rect.fromArray(object[key]);
         } catch (e) {
         }
         object[key] = r;