[TTS] Move Ranker logging to inference time.

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

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.contextualsearch;
 
 import android.text.TextUtils;
 
 import org.chromium.base.CommandLine;
 import org.chromium.base.SysUtils;
@@ skipping 14 matching lines @@
     static final String MANDATORY_PROMO_LIMIT = "mandatory_promo_limit";
     static final int MANDATORY_PROMO_DEFAULT_LIMIT = 10;
 
     private static final String PEEK_PROMO_FORCED = "peek_promo_forced";
     @VisibleForTesting
     static final String PEEK_PROMO_ENABLED = "peek_promo_enabled";
     private static final String PEEK_PROMO_MAX_SHOW_COUNT = "peek_promo_max_show_count";
     private static final int PEEK_PROMO_DEFAULT_MAX_SHOW_COUNT = 10;
 
     private static final String DISABLE_SEARCH_TERM_RESOLUTION = "disable_search_term_resolution";
-    private static final String ENABLE_BLACKLIST = "enable_blacklist";
+    private static final String WAIT_AFTER_TAP_DELAY_MS = "wait_after_tap_delay_ms";
 
     // Translation.  All these members are private, except for usage by testing.
     // Master switch, needed to disable all translate code for Contextual Search in case of an
     // emergency.
     @VisibleForTesting
     static final String DISABLE_TRANSLATION = "disable_translation";
     // Enables usage of English as the target language even when it's the primary UI language.
     @VisibleForTesting
     static final String ENABLE_ENGLISH_TARGET_TRANSLATION =
             "enable_english_target_translation";
@@ skipping 33 matching lines @@
     private static Boolean sIsBarOverlapCollectionEnabled;
     private static Boolean sIsBarOverlapSuppressionEnabled;
     private static Integer sMinimumSelectionLength;
     private static Boolean sIsOnlineDetectionDisabled;
     private static Boolean sIsAmpAsSeparateTabDisabled;
     private static Boolean sContextualSearchSingleActionsEnabled;
     private static Boolean sIsSendHomeCountryDisabled;
     private static Boolean sIsPageContentNotificationDisabled;
     private static Boolean sContextualSearchUrlActionsEnabled;
     private static Boolean sIsRankerLoggingEnabled;
+    private static Integer sWaitAfterTapDelayMs;
 
     /**
      * Don't instantiate.
      */
     private ContextualSearchFieldTrial() {}
 
     /**
      * Checks the current Variations parameters associated with the active group as well as the
      * Chrome preference to determine if the service is enabled.
      * @return Whether Contextual Search is enabled or not.
@@ skipping 76 matching lines @@
      * @return Whether the Peek Promo is enabled.
      */
     static boolean isPeekPromoEnabled() {
         if (sIsPeekPromoEnabled == null) {
             sIsPeekPromoEnabled = getBooleanParam(PEEK_PROMO_ENABLED);
         }
         return sIsPeekPromoEnabled.booleanValue();
     }
 
     /**
-     * @return Whether the blacklist is enabled.
-     */
-    static boolean isBlacklistEnabled() {
-        return getBooleanParam(ENABLE_BLACKLIST);
-    }
-
-    /**
      * @return The maximum number of times the Peek Promo should be displayed.
      */
     static int getPeekPromoMaxShowCount() {
         if (sPeekPromoMaxCount == null) {
             sPeekPromoMaxCount = getIntParamValueOrDefault(
                     PEEK_PROMO_MAX_SHOW_COUNT,
                     PEEK_PROMO_DEFAULT_MAX_SHOW_COUNT);
         }
         return sPeekPromoMaxCount.intValue();
     }
@@ skipping 107 matching lines @@
      * @return Whether or not logging to Ranker is enabled.
      */
     static boolean isRankerLoggingEnabled() {
         if (sIsRankerLoggingEnabled == null) {
             sIsRankerLoggingEnabled = getBooleanParam(ENABLE_RANKER_LOGGING);
         }
 
         return sIsRankerLoggingEnabled;
     }
 
-    // ---------------
-    // Features.
-    // ---------------
+    /**
+     * Gets an amount to delay after a Tap gesture is recognized, in case some user gesture
+     * immediately follows that would prevent the UI from showing.
+     * The classic example is a scroll, which might be a signal that the previous tap was
+     * accidental.
+     * @return The delay in MS after the Tap before showing any UI.
+     */
+    static int getWaitAfterTapDelayMs() {
+        if (sWaitAfterTapDelayMs == null) {
+            sWaitAfterTapDelayMs = getIntParamValueOrDefault(WAIT_AFTER_TAP_DELAY_MS, 0);
+        }
+        return sWaitAfterTapDelayMs.intValue();
+    }
+
+    // ---------------------------
+    // Feature-controlled Switches
+    // ---------------------------
 
     /**
      * @return Whether or not single actions based on Contextual Cards is enabled.
      */
     static boolean isContextualSearchSingleActionsEnabled() {
         if (sContextualSearchSingleActionsEnabled == null) {
             sContextualSearchSingleActionsEnabled =
                     ChromeFeatureList.isEnabled(ChromeFeatureList.CONTEXTUAL_SEARCH_SINGLE_ACTIONS);
         }
 
@@ skipping 47 matching lines @@
             try {
                 return Integer.parseInt(value);
             } catch (NumberFormatException e) {
                 return defaultValue;
             }
         }
 
         return defaultValue;
     }
 }