📰 Adjust the card display depending on the screen width.

chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetArticleViewHolder.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetArticleViewHolder.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetArticleViewHolder.java b/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetArticleViewHolder.java
index 25d1d95f1083224f6a72356618799fc1eeedb833..b53b89abe0fbdf8e155baa518051db558bcc9757 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetArticleViewHolder.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetArticleViewHolder.java
@@ -24,9 +24,12 @@
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.favicon.FaviconHelper.FaviconImageCallback;
 import org.chromium.chrome.browser.favicon.FaviconHelper.IconAvailabilityCallback;
+import org.chromium.chrome.browser.ntp.DisplayStyleObserver;
 import org.chromium.chrome.browser.ntp.NewTabPage;
 import org.chromium.chrome.browser.ntp.NewTabPageView.NewTabPageManager;
+import org.chromium.chrome.browser.ntp.UiConfig;
 import org.chromium.chrome.browser.ntp.cards.CardViewHolder;
+import org.chromium.chrome.browser.ntp.cards.DisplayStyleObserverAdapter;
 import org.chromium.chrome.browser.ntp.cards.NewTabPageListItem;
 import org.chromium.chrome.browser.ntp.cards.NewTabPageRecyclerView;
 import org.chromium.components.variations.VariationsAssociatedData;
@@ -69,10 +72,11 @@
      * @param parent The ViewGroup that is going to contain the newly created view.
      * @param manager The NTPManager object used to open an article
      * @param snippetsBridge The SnippetsBridge used to retrieve the snippet thumbnails.
+     * @param uiConfig The NTP UI configuration object used to adjust the article UI.
      */
     public SnippetArticleViewHolder(NewTabPageRecyclerView parent, NewTabPageManager manager,
-            SnippetsBridge snippetsBridge) {
-        super(R.layout.new_tab_page_snippets_card, parent);
+            SnippetsBridge snippetsBridge, UiConfig uiConfig) {
+        super(R.layout.new_tab_page_snippets_card, parent, uiConfig);
 
         mNewTabPageManager = manager;
         mSnippetsBridge = snippetsBridge;
@@ -108,6 +112,19 @@ public void onViewDetachedFromWindow(View v) {
             }
         });
 
+        new DisplayStyleObserverAdapter(itemView, uiConfig, new DisplayStyleObserver() {
+            @Override
+            public void onDisplayStyleChanged(@UiConfig.DisplayStyle int newDisplayStyle) {
+                if (newDisplayStyle == UiConfig.DISPLAY_STYLE_NARROW) {
+                    mHeadlineTextView.setMaxLines(4);
+                    mArticleSnippetTextView.setVisibility(View.GONE);
+                } else {
+                    mHeadlineTextView.setMaxLines(2);
+                    mArticleSnippetTextView.setVisibility(View.VISIBLE);
+                }
+            }
+        });
+
         mUseFaviconService =
                 !PARAMETER_DISABLED_VALUE.equals(VariationsAssociatedData.getVariationParamValue(
                         NewTabPage.FIELD_TRIAL_NAME, PARAMETER_FAVICON_SERVICE_NAME));