Rename TRANSLATE_LANGUAGE extra to match the extra naming in CustomTabIntent.

This extra will be moved to CustomTabIntent eventually.

Bug: 922969
Change-Id: I510e8c8901758fb9f4a5a009fee20df2e8ed71dc
Reviewed-on: https://chromium-review.googlesource.com/c/1496875Reviewed-by: Peter Conn <peconn@chromium.org>
Commit-Queue: Anna Malova <amalova@chromium.org>
Cr-Commit-Position: refs/heads/master@{#636810}

chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabIntentDataProvider.java

@@ -166,7 +166,7 @@ public class CustomTabIntentDataProvider extends BrowserSessionDataProvider {
      * specified target language.
      */
     private static final String EXTRA_TRANSLATE_LANGUAGE =
-            "org.chromium.chrome.browser.customtabs.EXTRA_TRANSLATE_LANGUAGE";
+            "androidx.browser.customtabs.extra.TRANSLATE_LANGUAGE";
 
     private static final int MAX_CUSTOM_MENU_ITEMS = 5;