Update Google Input Tools

third_party/google_input_tools/third_party/closure_library/closure/goog/i18n/bidi.js

Index: third_party/google_input_tools/third_party/closure_library/closure/goog/i18n/bidi.js
diff --git a/third_party/google_input_tools/third_party/closure_library/closure/goog/i18n/bidi.js b/third_party/google_input_tools/third_party/closure_library/closure/goog/i18n/bidi.js
index f984c28cd0be89693b74d1fec3f28a1b9c0880e7..37b5b9f9771c39e027122dbb501cd92f845a9ce9 100644
--- a/third_party/google_input_tools/third_party/closure_library/closure/goog/i18n/bidi.js
+++ b/third_party/google_input_tools/third_party/closure_library/closure/goog/i18n/bidi.js
@@ -118,13 +118,7 @@ goog.i18n.bidi.Dir = {
   /**
    * Neither left-to-right nor right-to-left.
    */
-  NEUTRAL: 0,
-
-  /**
-   * A historical misnomer for NEUTRAL.
-   * @deprecated For "neutral", use NEUTRAL; for "unknown", use null.
-   */
-  UNKNOWN: 0
+  NEUTRAL: 0
 };
 
 
@@ -209,7 +203,8 @@ goog.i18n.bidi.ltrChars_ =
  * @type {string}
  * @private
  */
-goog.i18n.bidi.rtlChars_ = '\u0591-\u07FF\u200F\uFB1D-\uFDFF\uFE70-\uFEFC';
+goog.i18n.bidi.rtlChars_ =
+    '\u0591-\u06EF\u06FA-\u07FF\u200F\uFB1D-\uFDFF\uFE70-\uFEFC';
 
 
 /**
@@ -761,10 +756,20 @@ goog.i18n.bidi.wordSeparatorRe_ = /\s+/;
  * Regular expression to check if a string contains any numerals. Used to
  * differentiate between completely neutral strings and those containing
  * numbers, which are weakly LTR.
+ *
+ * Native Arabic digits (\u0660 - \u0669) are not included because although they
+ * do flow left-to-right inside a number, this is the case even if the  overall
+ * directionality is RTL, and a mathematical expression using these digits is
+ * supposed to flow right-to-left overall, including unary plus and minus
+ * appearing to the right of a number, and this does depend on the overall
+ * directionality being RTL. The digits used in Farsi (\u06F0 - \u06F9), on the
+ * other hand, are included, since Farsi math (including unary plus and minus)
+ * does flow left-to-right.
+ *
  * @type {RegExp}
  * @private
  */
-goog.i18n.bidi.hasNumeralsRe_ = /\d/;
+goog.i18n.bidi.hasNumeralsRe_ = /[\d\u06f0-\u06f9]/;
 
 
 /**
@@ -853,6 +858,26 @@ goog.i18n.bidi.setElementDirAndAlign = function(element, dir) {
 };
 
 
+/**
+ * Sets element dir based on estimated directionality of the given text.
+ * @param {!Element} element
+ * @param {string} text
+ */
+goog.i18n.bidi.setElementDirByTextDirectionality = function(element, text) {
+  switch (goog.i18n.bidi.estimateDirection(text)) {
+    case (goog.i18n.bidi.Dir.LTR):
+      element.dir = 'ltr';
+      break;
+    case (goog.i18n.bidi.Dir.RTL):
+      element.dir = 'rtl';
+      break;
+    default:
+      // Default for no direction, inherit from document.
+      element.removeAttribute('dir');
+  }
+};
+
+
 
 /**
  * Strings that have an (optional) known direction.