Currency code exceeding 6 chars will be ellipsized.

chrome/android/java/src/org/chromium/chrome/browser/payments/CurrencyStringFormatter.java

Index: chrome/android/java/src/org/chromium/chrome/browser/payments/CurrencyStringFormatter.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/payments/CurrencyStringFormatter.java b/chrome/android/java/src/org/chromium/chrome/browser/payments/CurrencyStringFormatter.java
index 0bb0e59edf274bc3539621b135702dbf9c8090a1..583a193dd9501d2ece8134caec15d294cba25b6b 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/payments/CurrencyStringFormatter.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/payments/CurrencyStringFormatter.java
@@ -24,6 +24,12 @@ public class CurrencyStringFormatter {
     // Max currency code length. Maximum length of currency code can be at most 2048.
     private static final int MAX_CURRENCY_CODE_LEN = 2048;
 
+    // Currency code exceeding 6 chars will be ellipsized during formatting for display.
+    private static final int MAX_CURRENCY_CHARS = 6;
+
+    // Unicode character for ellipsis.
+    private static final String ELLIPSIS = "\u2026";
+
     // Formatting constants.
     private static final int DIGIT_GROUPING_SIZE = 3;
 
@@ -122,6 +128,23 @@ public class CurrencyStringFormatter {
     }
 
     /**
+     * Formats the currency for display. Currency can be any string of at most 2048 characters.
+     * Currency code more than 6 character is formatted to first 5 characters and ellipsis.
+     *
+     * @param currency The currency code to format. Should not be null.
+     * @return The formatted currency code.
+     */
+    public String formatCurrency(String currency) {

[please use gerrit instead, 2016/09/02 17:30:55]

/** @return The currency code formatted for display. */
public String getFormattedCurrencyCode() {
    return mFormattedCurrencyCode;
}

[pals, 2016/09/06 06:09:00]

Done.

+        assert currency != null : "currency should not be null";
+
+        if (currency.length() <= MAX_CURRENCY_CHARS) {
+            return currency;
+        }
+
+        return currency.substring(0, MAX_CURRENCY_CHARS - 1) + ELLIPSIS;
+    }
+
+    /**
      * Formats the currency string for display. Does not parse the string into a number, because it
      * might be too large. The number is formatted for the current locale and follows the symbol of
      * the currency code.