[TTS] Add some initial signals for Tap in content.

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

Index: chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchSelectionController.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchSelectionController.java b/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchSelectionController.java
index c2472f52a063530b64c3dc410f1714490152df36..8dd95fd602154ebf6a7bdc22b361ee603f08236b 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchSelectionController.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchSelectionController.java
@@ -205,7 +205,7 @@ public class ContextualSearchSelectionController {
         if (baseContentView != null) {
             baseContentView.clearSelection();
         }
-        resetAllStates();
+        resetSelectionStates();

[Donn Denman, 2017/05/25 19:56:47]

This looks like a bug that encountered when doing some other debugging... that
is orthogonal to this CL:
Seems like clearSelection() should only clear the "selection" states, not all
states.

     }
 
     /**
@@ -352,7 +352,7 @@ public class ContextualSearchSelectionController {
      * This should be called when the context is fully built (by gathering surrounding text
      * if needed, etc) but before showing any UX.
      */
-    void handleShouldSuppressTap() {
+    void handleShouldSuppressTap(ContextualSearchContext contextualSearchContext) {
         int x = (int) mX;
         int y = (int) mY;
 
@@ -360,8 +360,8 @@ public class ContextualSearchSelectionController {
         ChromePreferenceManager prefs = ChromePreferenceManager.getInstance();
         int adjustedTapsSinceOpen = prefs.getContextualSearchTapCount()
                 - prefs.getContextualSearchTapQuickAnswerCount();
-        TapSuppressionHeuristics tapHeuristics =
-                new TapSuppressionHeuristics(this, mLastTapState, x, y, adjustedTapsSinceOpen);
+        TapSuppressionHeuristics tapHeuristics = new TapSuppressionHeuristics(
+                this, mLastTapState, x, y, adjustedTapsSinceOpen, contextualSearchContext);
         // TODO(donnd): Move to be called when the panel closes to work with states that change.
         tapHeuristics.logConditionState();
         // Tell the manager what it needs in order to log metrics on whether the tap would have