[Contextual Search] Trigger the translation one-box.

chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchFieldTrial.java

Index: chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchFieldTrial.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchFieldTrial.java b/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchFieldTrial.java
index 0c07e65fece926884a35deedfdf378da95c4f988..210cf452ad47daa53c7c24286f5c850dd7fec96c 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchFieldTrial.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchFieldTrial.java
@@ -9,6 +9,7 @@ import android.text.TextUtils;
 
 import org.chromium.base.CommandLine;
 import org.chromium.base.SysUtils;
+import org.chromium.base.VisibleForTesting;
 import org.chromium.chrome.browser.ChromeSwitches;
 import org.chromium.chrome.browser.ChromeVersionInfo;
 import org.chromium.components.variations.VariationsAssociatedData;
@@ -36,6 +37,11 @@ public class ContextualSearchFieldTrial {
 
     static final String DISABLE_EXTRA_SEARCH_BAR_ANIMATIONS = "disable_extra_search_bar_animations";
 
+    // Translation.
+    @VisibleForTesting
+    static final String TRANSLATION_ONEBOX_ENABLED = "translation_onebox_enabled";
+
+    // Tap handling.
     private static final int UNLIMITED_TAPS = -1;
     private static final int DEFAULT_TAP_RESOLVE_LIMIT_FOR_DECIDED = UNLIMITED_TAPS;
     private static final int DEFAULT_TAP_PREFETCH_LIMIT_FOR_DECIDED = UNLIMITED_TAPS;
@@ -46,6 +52,7 @@ public class ContextualSearchFieldTrial {
     private static Boolean sEnabled;
     private static Boolean sIsPeekPromoEnabled;
     private static Integer sPeekPromoMaxCount;
+    private static Boolean sIsTranslationOneboxEnabled;
 
     /**
      * Don't instantiate.
@@ -214,6 +221,16 @@ public class ContextualSearchFieldTrial {
         return sPeekPromoMaxCount.intValue();
     }
 
+    /**
+     * @return Whether triggering a translation Onebox in the SERP is enabled.
+     */
+    static boolean isTranslationOneboxEnabled() {
+        if (sIsTranslationOneboxEnabled == null) {
+            sIsTranslationOneboxEnabled = getBooleanParam(TRANSLATION_ONEBOX_ENABLED);
+        }
+        return sIsTranslationOneboxEnabled.booleanValue();
+    }
+
     // --------------------------------------------------------------------------------------------
     // Helpers.
     // --------------------------------------------------------------------------------------------