Add maxTargetSdk restriction to unused APIs.

These are APIs that have @UnsupportedAppUsage but for which we don't
have any evidence of them currently being used, so should be safe to
remove from the unsupported list.

Bug: 170729553
Test: Treehugger
Merged-In: I626caf7c1fe46c5ab1f39c2895b42a34319f771a
Change-Id: I54e5ecd11e76ca1de3c5893e3a98b0108e735413

rs/java/android/renderscript/Mesh.java

@@ -17,6 +17,7 @@
 package android.renderscript;
 
 import android.compat.annotation.UnsupportedAppUsage;
+import android.os.Build;
 
 import java.util.Vector;
 
@@ -606,7 +607,7 @@ public class Mesh extends BaseObj {
         *              channels are present in the mesh
         *
         **/
-        @UnsupportedAppUsage
+        @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
         public TriangleMeshBuilder(RenderScript rs, int vtxSize, int flags) {
             mRS = rs;
             mVtxCount = 0;
@@ -663,7 +664,7 @@ public class Mesh extends BaseObj {
         * @return this
         *
         **/
-        @UnsupportedAppUsage
+        @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
         public TriangleMeshBuilder addVertex(float x, float y) {
             if (mVtxSize != 2) {
                 throw new IllegalStateException("add mistmatch with declared components.");
@@ -769,7 +770,7 @@ public class Mesh extends BaseObj {
         *
         * @return this
         **/
-        @UnsupportedAppUsage
+        @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
         public TriangleMeshBuilder addTriangle(int idx1, int idx2, int idx3) {
             if((idx1 >= mMaxIndex) || (idx1 < 0) ||
                (idx2 >= mMaxIndex) || (idx2 < 0) ||
@@ -802,7 +803,7 @@ public class Mesh extends BaseObj {
         *                             accessible memory
         *
         **/
-        @UnsupportedAppUsage
+        @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
         public Mesh create(boolean uploadToBufferObject) {
             Element.Builder b = new Element.Builder(mRS);
             b.add(Element.createVector(mRS,