[Part 1] Clean up references to flags from past release.

Cleans up the categorized suggestions flag.

Bug: 399933655
Flag: EXEMPT cleanup
Test: Screenshot tests
Change-Id: I6cbd1b4e912a51e7cfe50171424512300f2d783f
diff --git a/quickstep/src/com/android/launcher3/model/WidgetPredictionsRequester.java b/quickstep/src/com/android/launcher3/model/WidgetPredictionsRequester.java
index d3ac975..fc5f339 100644
--- a/quickstep/src/com/android/launcher3/model/WidgetPredictionsRequester.java
+++ b/quickstep/src/com/android/launcher3/model/WidgetPredictionsRequester.java
@@ -16,7 +16,6 @@
 
 package com.android.launcher3.model;
 
-import static com.android.launcher3.Flags.enableCategorizedWidgetSuggestions;
 import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_WIDGETS_PREDICTION;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
@@ -200,19 +199,12 @@
      * Converts the list of {@link WidgetItem}s to the list of {@link ItemInfo}s.
      */
     private List<ItemInfo> mapWidgetItemsToItemInfo(List<WidgetItem> widgetItems) {
-        List<ItemInfo> items;
-        if (enableCategorizedWidgetSuggestions()) {
-            WidgetRecommendationCategoryProvider categoryProvider =
-                    new WidgetRecommendationCategoryProvider();
-            items = widgetItems.stream()
-                    .map(it -> new PendingAddWidgetInfo(it.widgetInfo, CONTAINER_WIDGETS_PREDICTION,
-                            categoryProvider.getWidgetRecommendationCategory(mContext, it)))
-                    .collect(Collectors.toList());
-        } else {
-            items = widgetItems.stream().map(it -> new PendingAddWidgetInfo(it.widgetInfo,
-                    CONTAINER_WIDGETS_PREDICTION)).collect(Collectors.toList());
-        }
-        return items;
+        WidgetRecommendationCategoryProvider categoryProvider =
+                new WidgetRecommendationCategoryProvider();
+        return widgetItems.stream()
+                .map(it -> new PendingAddWidgetInfo(it.widgetInfo, CONTAINER_WIDGETS_PREDICTION,
+                        categoryProvider.getWidgetRecommendationCategory(mContext, it)))
+                .collect(Collectors.toList());
     }
 
     /** Cleans up any open prediction sessions. */
diff --git a/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java b/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
index 8bd2ba8..f567f67 100644
--- a/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
+++ b/quickstep/src/com/android/launcher3/model/WidgetsPredictionUpdateTask.java
@@ -15,7 +15,6 @@
  */
 package com.android.launcher3.model;
 
-import static com.android.launcher3.Flags.enableCategorizedWidgetSuggestions;
 import static com.android.launcher3.Flags.enableTieredWidgetsByDefaultInPicker;
 import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_WIDGETS_PREDICTION;
 import static com.android.launcher3.model.ModelUtils.WIDGET_FILTER;
@@ -134,20 +133,12 @@
             }
         }
 
-        List<ItemInfo> items;
-        if (enableCategorizedWidgetSuggestions()) {
-            WidgetRecommendationCategoryProvider categoryProvider =
-                    new WidgetRecommendationCategoryProvider();
-            items = servicePredictedItems.stream()
-                    .map(it -> new PendingAddWidgetInfo(it.widgetInfo, CONTAINER_WIDGETS_PREDICTION,
-                            categoryProvider.getWidgetRecommendationCategory(context, it)))
-                    .collect(Collectors.toList());
-        } else {
-            items = servicePredictedItems.stream()
-                    .map(it -> new PendingAddWidgetInfo(it.widgetInfo,
-                            CONTAINER_WIDGETS_PREDICTION)).collect(
-                            Collectors.toList());
-        }
+        WidgetRecommendationCategoryProvider categoryProvider =
+                new WidgetRecommendationCategoryProvider();
+        List<ItemInfo> items = servicePredictedItems.stream()
+                .map(it -> new PendingAddWidgetInfo(it.widgetInfo, CONTAINER_WIDGETS_PREDICTION,
+                        categoryProvider.getWidgetRecommendationCategory(context, it)))
+                .collect(Collectors.toList());
         FixedContainerItems fixedContainerItems =
                 new FixedContainerItems(mPredictorState.containerId, items);
 
diff --git a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
index 7a218ae..37b010d 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
@@ -15,7 +15,6 @@
  */
 package com.android.launcher3.widget.picker;
 
-import static com.android.launcher3.Flags.enableCategorizedWidgetSuggestions;
 import static com.android.launcher3.Flags.enableTieredWidgetsByDefaultInPicker;
 import static com.android.launcher3.Flags.enableUnfoldedTwoPanePicker;
 import static com.android.launcher3.allapps.ActivityAllAppsContainerView.AdapterHolder.SEARCH;
@@ -82,12 +81,10 @@
 import com.android.launcher3.workprofile.PersonalWorkSlidingTabStrip.OnActivePageChangedListener;
 
 import java.util.ArrayList;
-import java.util.Collection;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.function.Predicate;
-import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
 /**
@@ -632,35 +629,19 @@
         if (mIsInSearchMode) {
             return;
         }
-        if (enableCategorizedWidgetSuggestions()) {
-            // We avoid applying new recommendations when some are already displayed.
-            if (mRecommendedWidgetsMap.isEmpty()) {
-                mRecommendedWidgetsMap =
-                        mActivityContext.getWidgetPickerDataProvider().get().getRecommendations();
-            }
-            mRecommendedWidgetsCount = mWidgetRecommendationsView.setRecommendations(
-                    mRecommendedWidgetsMap,
-                    mDeviceProfile,
-                    /* availableHeight= */ getMaxAvailableHeightForRecommendations(),
-                    /* availableWidth= */ mMaxSpanPerRow,
-                    /* cellPadding= */ mWidgetCellHorizontalPadding,
-                    /* requestedPage= */ mRecommendationsCurrentPage
-            );
-        } else {
-            if (mRecommendedWidgets.isEmpty()) {
-                mRecommendedWidgets = mActivityContext.getWidgetPickerDataProvider().get()
-                        .getRecommendations()
-                        .values().stream()
-                        .flatMap(Collection::stream).collect(Collectors.toList());
-                mRecommendedWidgetsCount = mWidgetRecommendationsView.setRecommendations(
-                        mRecommendedWidgets,
-                        mDeviceProfile,
-                        /* availableHeight= */ getMaxAvailableHeightForRecommendations(),
-                        /* availableWidth= */ mMaxSpanPerRow,
-                        /* cellPadding= */ mWidgetCellHorizontalPadding
-                );
-            }
+        // We avoid applying new recommendations when some are already displayed.
+        if (mRecommendedWidgetsMap.isEmpty()) {
+            mRecommendedWidgetsMap =
+                    mActivityContext.getWidgetPickerDataProvider().get().getRecommendations();
         }
+        mRecommendedWidgetsCount = mWidgetRecommendationsView.setRecommendations(
+                mRecommendedWidgetsMap,
+                mDeviceProfile,
+                /* availableHeight= */ getMaxAvailableHeightForRecommendations(),
+                /* availableWidth= */ mMaxSpanPerRow,
+                /* cellPadding= */ mWidgetCellHorizontalPadding,
+                /* requestedPage= */ mRecommendationsCurrentPage
+        );
 
         mWidgetRecommendationsContainer.setVisibility(
                 mRecommendedWidgetsCount > 0 ? VISIBLE : GONE);
@@ -792,13 +773,7 @@
     }
 
     private static int getWidgetSheetId(BaseActivity activity) {
-        boolean isTwoPane = (activity.getDeviceProfile().isTablet
-                // Enables two pane picker for tablets in all orientations when the
-                // enableCategorizedWidgetSuggestions flag is on.
-                && (activity.getDeviceProfile().isLandscape || enableCategorizedWidgetSuggestions())
-                && !activity.getDeviceProfile().isTwoPanels)
-                // Enables two pane picker for unfolded foldables if the flag is on.
-                || (activity.getDeviceProfile().isTwoPanels && enableUnfoldedTwoPanePicker());
+        boolean isTwoPane = activity.getDeviceProfile().isTablet;
 
         return isTwoPane ? R.layout.widgets_two_pane_sheet : R.layout.widgets_full_sheet;
     }
@@ -945,16 +920,7 @@
     private static boolean shouldRecreateLayout(DeviceProfile oldDp, DeviceProfile newDp) {
         // When folding/unfolding the foldables, we need to switch between the regular widget picker
         // and the two pane picker, so we rebuild the picker with the correct layout.
-        boolean isFoldUnFold =
-                oldDp.isTwoPanels != newDp.isTwoPanels && enableUnfoldedTwoPanePicker();
-        // In tablets, on orientation change we switch between single and two pane picker unless the
-        // categorized suggestions flag was on. With the categorized suggestions feature, we use a
-        // two pane picker across all orientations.
-        boolean useDifferentLayoutOnOrientationChange =
-                (!enableCategorizedWidgetSuggestions() && (newDp.isTablet && !newDp.isTwoPanels
-                        && oldDp.isLandscape != newDp.isLandscape));
-
-        return isFoldUnFold || useDifferentLayoutOnOrientationChange;
+        return oldDp.isTwoPanels != newDp.isTwoPanels && enableUnfoldedTwoPanePicker();
     }
 
     /**
diff --git a/src/com/android/launcher3/widget/picker/WidgetsRecommendationTableLayout.java b/src/com/android/launcher3/widget/picker/WidgetsRecommendationTableLayout.java
index 216f4d4..9ee9150 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsRecommendationTableLayout.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsRecommendationTableLayout.java
@@ -15,7 +15,6 @@
  */
 package com.android.launcher3.widget.picker;
 
-import static com.android.launcher3.Flags.enableCategorizedWidgetSuggestions;
 import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_WIDGETS_PREDICTION;
 import static com.android.launcher3.widget.util.WidgetSizes.getWidgetSizePx;
 import static com.android.launcher3.widget.util.WidgetsTableUtils.WIDGETS_TABLE_ROW_COUNT_COMPARATOR;
@@ -112,10 +111,8 @@
                 WidgetCell widgetCell = addItemCell(tableRow);
                 widgetCell.applyFromCellItem(widgetItem);
                 widgetCell.showAppIconInWidgetTitle(true);
-                if (enableCategorizedWidgetSuggestions()) {
-                    widgetCell.showDescription(false);
-                    widgetCell.showDimensions(false);
-                }
+                widgetCell.showDescription(false);
+                widgetCell.showDimensions(false);
             }
             addView(tableRow);
         }
diff --git a/src/com/android/launcher3/widget/picker/WidgetsTwoPaneSheet.java b/src/com/android/launcher3/widget/picker/WidgetsTwoPaneSheet.java
index df76400..25b594d 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsTwoPaneSheet.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsTwoPaneSheet.java
@@ -15,7 +15,6 @@
  */
 package com.android.launcher3.widget.picker;
 
-import static com.android.launcher3.Flags.enableCategorizedWidgetSuggestions;
 import static com.android.launcher3.Flags.enableTieredWidgetsByDefaultInPicker;
 import static com.android.launcher3.Flags.enableUnfoldedTwoPanePicker;
 import static com.android.launcher3.UtilitiesKt.CLIP_CHILDREN_FALSE_MODIFIER;
@@ -215,22 +214,9 @@
 
     @Override
     protected int getTabletHorizontalMargin(DeviceProfile deviceProfile) {
-        if (enableCategorizedWidgetSuggestions()) {
-            // two pane picker is full width for fold as well as tablet.
-            return getResources().getDimensionPixelSize(
-                    R.dimen.widget_picker_two_panels_left_right_margin);
-        }
-        if (deviceProfile.isTwoPanels && enableUnfoldedTwoPanePicker()) {
-            // enableUnfoldedTwoPanePicker made two pane picker full-width for fold only.
-            return getResources().getDimensionPixelSize(
-                    R.dimen.widget_picker_two_panels_left_right_margin);
-        }
-        if (deviceProfile.isLandscape && !deviceProfile.isTwoPanels) {
-            // non-fold tablet landscape margins (ag/22163531)
-            return getResources().getDimensionPixelSize(
-                    R.dimen.widget_picker_landscape_tablet_left_right_margin);
-        }
-        return deviceProfile.allAppsLeftRightMargin;
+        // two pane picker is full width for fold as well as tablet.
+        return getResources().getDimensionPixelSize(
+                R.dimen.widget_picker_two_panels_left_right_margin);
     }
 
     @Override
@@ -552,13 +538,9 @@
                 }
 
                 WidgetsListContentEntry contentEntryToBind;
-                if (enableCategorizedWidgetSuggestions()) {
-                    // Setting max span size enables row to understand how to fit more than one item
-                    // in a row.
-                    contentEntryToBind = contentEntry.withMaxSpanSize(mMaxSpanPerRow);
-                } else {
-                    contentEntryToBind = contentEntry;
-                }
+                // Setting max span size enables row to understand how to fit more than one item
+                // in a row.
+                contentEntryToBind = contentEntry.withMaxSpanSize(mMaxSpanPerRow);
 
                 WidgetsRowViewHolder widgetsRowViewHolder =
                         mWidgetsListTableViewHolderBinder.newViewHolder(mRightPane);