Remove Android Work Chrome code.

chrome/android/java/src/org/chromium/chrome/browser/ChromeVersionInfo.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ChromeVersionInfo.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ChromeVersionInfo.java b/chrome/android/java/src/org/chromium/chrome/browser/ChromeVersionInfo.java
index fd4d230c44c328c92f23bf7acabd3d8b9d44e3fe..ce8dbc7129a95285ad5b7f8833deb3a676f9eb66 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ChromeVersionInfo.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ChromeVersionInfo.java
@@ -47,13 +47,6 @@ public class ChromeVersionInfo {
     }
 
     /**
-     * @return Whether this build is a work build.
-     */
-    public static boolean isWorkBuild() {
-        return ChromeVersionConstants.CHANNEL == ChromeVersionConstants.CHANNEL_WORK;
-    }
-
-    /**
      * @return Whether this is an official (i.e. Google Chrome) build.
      */
     public static boolean isOfficialBuild() {