Create Refine icon from BaseSuggestionViewProcessor.

This allows BaseSuggestionViewProcessor to create refine icon on behalf of
the actual view processor.

Bug: 982818
Change-Id: I4424ec9d2e5d1f2fd25f1bc3ce0795076d998852
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1856901
Commit-Queue: Ender <ender@google.com>
Reviewed-by: Ted Choc <tedchoc@chromium.org>
Reviewed-by: Patrick Noland <pnoland@chromium.org>
Cr-Commit-Position: refs/heads/master@{#706617}

chrome/android/java/src/org/chromium/chrome/browser/omnibox/suggestions/answer/AnswerSuggestionProcessor.java

@@ -47,7 +47,7 @@ public class AnswerSuggestionProcessor extends BaseSuggestionViewProcessor {
      */
     public AnswerSuggestionProcessor(Context context, SuggestionHost suggestionHost,
             UrlBarEditingTextStateProvider editingTextProvider) {
-        super(suggestionHost);
+        super(context, suggestionHost);
         mContext = context;
         mSuggestionHost = suggestionHost;
         mPendingAnswerRequestUrls = new HashMap<>();

chrome/android/java/src/org/chromium/chrome/browser/omnibox/suggestions/base/BaseSuggestionViewProcessor.java

@@ -4,6 +4,9 @@
 
 package org.chromium.chrome.browser.omnibox.suggestions.base;
 
+import android.content.Context;
+
+import org.chromium.chrome.R;
 import org.chromium.chrome.browser.omnibox.suggestions.OmniboxSuggestion;
 import org.chromium.chrome.browser.omnibox.suggestions.SuggestionProcessor;
 import org.chromium.chrome.browser.omnibox.suggestions.basic.SuggestionHost;
@@ -14,12 +17,14 @@ import org.chromium.ui.modelutil.PropertyModel;
  * A class that handles base properties and model for most suggestions.
  */
 public abstract class BaseSuggestionViewProcessor implements SuggestionProcessor {
+    private final Context mContext;
     private final SuggestionHost mSuggestionHost;
 
     /**
      * @param host A handle to the object using the suggestions.
      */
-    public BaseSuggestionViewProcessor(SuggestionHost host) {
+    public BaseSuggestionViewProcessor(Context context, SuggestionHost host) {
+        mContext = context;
         mSuggestionHost = host;
     }
 
@@ -55,7 +60,16 @@ public abstract class BaseSuggestionViewProcessor implements SuggestionProcessor
                 mSuggestionHost.createSuggestionViewDelegate(suggestion, position);
 
         model.set(BaseSuggestionViewProperties.SUGGESTION_DELEGATE, delegate);
-        model.set(BaseSuggestionViewProperties.ICON, null);
-        model.set(BaseSuggestionViewProperties.ACTION_ICON, null);
+
+        if (canRefine(suggestion)) {
+            setActionDrawableState(model,
+                    SuggestionDrawableState.Builder
+                            .forDrawableRes(mContext, R.drawable.btn_suggestion_refine)
+                            .setLarge(true)
+                            .setAllowTint(true)
+                            .build());
+        } else {
+            setActionDrawableState(model, null);
+        }
     }
 }