Autofill, Content Capture, and Augmented Autofill API fixes:

- Added @Nullable / @NonNull on some returned values.
- Removed APIs that won't be implemented for Q.
- Made Builders final.

Test: m update-api

Bug: 123100695
Fixes: 126702168
Fixes: 126701052
Fixes: 126702191
Fixes: 126700602
Fixes: 126700135
Fixes: 126700413
Fixes: 126698817
Fixes: 126698792

Change-Id: I20710537c02051361da18370bc5cc642cc3c26e1
diff --git a/core/java/android/content/LocusId.java b/core/java/android/content/LocusId.java
index 9548f9c..d669728 100644
--- a/core/java/android/content/LocusId.java
+++ b/core/java/android/content/LocusId.java
@@ -101,12 +101,14 @@
     public static final Parcelable.Creator<LocusId> CREATOR =
             new Parcelable.Creator<LocusId>() {
 
+        @NonNull
         @Override
         public LocusId createFromParcel(Parcel source) {
             final Uri uri = source.readParcelable(null);
             return new LocusId(uri);
         }
 
+        @NonNull
         @Override
         public LocusId[] newArray(int size) {
             return new LocusId[size];
diff --git a/core/java/android/service/autofill/VisibilitySetterAction.java b/core/java/android/service/autofill/VisibilitySetterAction.java
index 9f977d7..81f5d38 100644
--- a/core/java/android/service/autofill/VisibilitySetterAction.java
+++ b/core/java/android/service/autofill/VisibilitySetterAction.java
@@ -70,7 +70,7 @@
     /**
      * Builder for {@link VisibilitySetterAction} objects.
      */
-    public static class Builder {
+    public static final class Builder {
         private final SparseIntArray mVisibilities = new SparseIntArray();
         private boolean mDestroyed;
 
@@ -96,6 +96,7 @@
          * @throws IllegalArgumentException if visibility is not one of {@link View#VISIBLE},
          * {@link View#INVISIBLE}, or {@link View#GONE}.
          */
+        @NonNull
         public Builder setVisibility(@IdRes int id, @Visibility int visibility) {
             throwIfDestroyed();
             switch (visibility) {
@@ -111,6 +112,7 @@
         /**
          * Creates a new {@link VisibilitySetterAction} instance.
          */
+        @NonNull
         public VisibilitySetterAction build() {
             throwIfDestroyed();
             mDestroyed = true;
@@ -147,6 +149,8 @@
 
     public static final Parcelable.Creator<VisibilitySetterAction> CREATOR =
             new Parcelable.Creator<VisibilitySetterAction>() {
+
+        @NonNull
         @Override
         public VisibilitySetterAction createFromParcel(Parcel parcel) {
             // Always go through the builder to ensure the data ingested by
@@ -165,6 +169,7 @@
             return builder == null ? null : builder.build();
         }
 
+        @NonNull
         @Override
         public VisibilitySetterAction[] newArray(int size) {
             return new VisibilitySetterAction[size];
diff --git a/core/java/android/service/autofill/augmented/FillResponse.java b/core/java/android/service/autofill/augmented/FillResponse.java
index 2ac406c..48a3c1b 100644
--- a/core/java/android/service/autofill/augmented/FillResponse.java
+++ b/core/java/android/service/autofill/augmented/FillResponse.java
@@ -19,9 +19,6 @@
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
 import android.annotation.TestApi;
-import android.view.autofill.AutofillId;
-
-import java.util.List;
 
 /**
  * Response to a {@link FillRequest}.
@@ -63,6 +60,7 @@
          *
          * @return this builder
          */
+        @NonNull
         public Builder setFillWindow(@NonNull FillWindow fillWindow) {
             // TODO(b/123100712): check not null / unit test / throw exception if FillWindow not
             // updated yet
@@ -71,19 +69,6 @@
         }
 
         /**
-         * Tells the Android System that the given {@code ids} should not trigger further
-         * {@link FillRequest requests} when focused.
-         *
-         * @param ids ids of the fields that should be ignored
-         *
-         * @return this builder
-         */
-        public Builder setIgnoredIds(@NonNull List<AutofillId> ids) {
-            // TODO(b/123100695): implement / check not null / unit test
-            return this;
-        }
-
-        /**
          * Builds a new {@link FillResponse} instance.
          *
          * @throws IllegalStateException if any of the following conditions occur:
@@ -95,6 +80,7 @@
          *
          * @return A built response.
          */
+        @NonNull
         public FillResponse build() {
             // TODO(b/123100712): check conditions / add unit test
             return new FillResponse(this);
diff --git a/core/java/android/service/contentcapture/SnapshotData.java b/core/java/android/service/contentcapture/SnapshotData.java
index c3af1f0..58ec2ff 100644
--- a/core/java/android/service/contentcapture/SnapshotData.java
+++ b/core/java/android/service/contentcapture/SnapshotData.java
@@ -60,6 +60,7 @@
     /**
      * Returns the assist data for this snapshot.
      */
+    @NonNull
     public Bundle getAssistData() {
         return mAssistData;
     }
@@ -67,6 +68,7 @@
     /**
      * Returns the assist structure for this snapshot.
      */
+    @NonNull
     public AssistStructure getAssistStructure() {
         return mAssistStructure;
     }
@@ -74,6 +76,7 @@
     /**
      * Returns the assist context for this snapshot.
      */
+    @Nullable
     public AssistContent getAssistContent() {
         return mAssistContent;
     }
@@ -94,11 +97,13 @@
             new Creator<SnapshotData>() {
 
         @Override
+        @NonNull
         public SnapshotData createFromParcel(@NonNull Parcel parcel) {
             return new SnapshotData(parcel);
         }
 
         @Override
+        @NonNull
         public SnapshotData[] newArray(int size) {
             return new SnapshotData[size];
         }
diff --git a/core/java/android/view/contentcapture/ContentCaptureContext.java b/core/java/android/view/contentcapture/ContentCaptureContext.java
index 8bb4d21..f2d958f 100644
--- a/core/java/android/view/contentcapture/ContentCaptureContext.java
+++ b/core/java/android/view/contentcapture/ContentCaptureContext.java
@@ -214,6 +214,7 @@
     /**
      * Helper that creates a {@link ContentCaptureContext} associated with the given {@code uri}.
      */
+    @NonNull
     public static ContentCaptureContext forLocusId(@NonNull Uri uri) {
         return new Builder(new LocusId(uri)).build();
     }
@@ -269,6 +270,7 @@
          *
          * @return the built {@code ContentCaptureContext}
          */
+        @NonNull
         public ContentCaptureContext build() {
             throwIfDestroyed();
             mDestroyed = true;
@@ -355,6 +357,7 @@
             new Parcelable.Creator<ContentCaptureContext>() {
 
         @Override
+        @NonNull
         public ContentCaptureContext createFromParcel(Parcel parcel) {
             final boolean hasClientContext = parcel.readInt() == 1;
 
@@ -383,6 +386,7 @@
         }
 
         @Override
+        @NonNull
         public ContentCaptureContext[] newArray(int size) {
             return new ContentCaptureContext[size];
         }
diff --git a/core/java/android/view/contentcapture/ContentCaptureEvent.java b/core/java/android/view/contentcapture/ContentCaptureEvent.java
index 2585b74..46c3414 100644
--- a/core/java/android/view/contentcapture/ContentCaptureEvent.java
+++ b/core/java/android/view/contentcapture/ContentCaptureEvent.java
@@ -387,6 +387,7 @@
             new Parcelable.Creator<ContentCaptureEvent>() {
 
         @Override
+        @NonNull
         public ContentCaptureEvent createFromParcel(Parcel parcel) {
             final String sessionId = parcel.readString();
             final int type = parcel.readInt();
@@ -415,6 +416,7 @@
         }
 
         @Override
+        @NonNull
         public ContentCaptureEvent[] newArray(int size) {
             return new ContentCaptureEvent[size];
         }
diff --git a/core/java/android/view/contentcapture/ContentCaptureSession.java b/core/java/android/view/contentcapture/ContentCaptureSession.java
index ab8f346..6bf1eba 100644
--- a/core/java/android/view/contentcapture/ContentCaptureSession.java
+++ b/core/java/android/view/contentcapture/ContentCaptureSession.java
@@ -208,6 +208,7 @@
     /**
      * Gets the id used to identify this session.
      */
+    @NonNull
     public final ContentCaptureSessionId getContentCaptureSessionId() {
         if (mContentCaptureSessionId == null) {
             mContentCaptureSessionId = new ContentCaptureSessionId(mId);
diff --git a/core/java/android/view/contentcapture/ContentCaptureSessionId.java b/core/java/android/view/contentcapture/ContentCaptureSessionId.java
index d7f9fcc..9b1f172 100644
--- a/core/java/android/view/contentcapture/ContentCaptureSessionId.java
+++ b/core/java/android/view/contentcapture/ContentCaptureSessionId.java
@@ -100,11 +100,13 @@
             new Parcelable.Creator<ContentCaptureSessionId>() {
 
         @Override
+        @NonNull
         public ContentCaptureSessionId createFromParcel(Parcel parcel) {
             return new ContentCaptureSessionId(parcel.readString());
         }
 
         @Override
+        @NonNull
         public ContentCaptureSessionId[] newArray(int size) {
             return new ContentCaptureSessionId[size];
         }
diff --git a/core/java/android/view/contentcapture/UserDataRemovalRequest.java b/core/java/android/view/contentcapture/UserDataRemovalRequest.java
index 7d66af9..170a3a9 100644
--- a/core/java/android/view/contentcapture/UserDataRemovalRequest.java
+++ b/core/java/android/view/contentcapture/UserDataRemovalRequest.java
@@ -121,6 +121,7 @@
          *
          * @return this builder
          */
+        @NonNull
         public Builder addLocusId(@NonNull LocusId locusId, boolean recursive) {
             throwIfDestroyed();
             Preconditions.checkState(!mForEverything, "Already is for everything");
@@ -178,11 +179,13 @@
             new Parcelable.Creator<UserDataRemovalRequest>() {
 
         @Override
+        @NonNull
         public UserDataRemovalRequest createFromParcel(Parcel parcel) {
             return new UserDataRemovalRequest(parcel);
         }
 
         @Override
+        @NonNull
         public UserDataRemovalRequest[] newArray(int size) {
             return new UserDataRemovalRequest[size];
         }
diff --git a/core/java/android/webkit/WebViewProvider.java b/core/java/android/webkit/WebViewProvider.java
index baf5826..4c8f72a 100644
--- a/core/java/android/webkit/WebViewProvider.java
+++ b/core/java/android/webkit/WebViewProvider.java
@@ -351,7 +351,7 @@
         }
 
         default void onProvideContentCaptureStructure(
-                @SuppressWarnings("unused") android.view.ViewStructure structure,
+                @NonNull @SuppressWarnings("unused") android.view.ViewStructure structure,
                 @SuppressWarnings("unused") int flags) {
         }