1 files changed, 13 insertions, 1 deletions
diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index 148b32744e30..4a093e6038b8 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -322,7 +322,7 @@ public final class ViewRootImpl implements ViewParent,
      */
     private boolean mForceNextConfigUpdate;
 
-    private final boolean mUseBLASTAdapter;
+    private boolean mUseBLASTAdapter;
 
     /**
      * Signals that compatibility booleans have been initialized according to
@@ -9639,4 +9639,16 @@ public final class ViewRootImpl implements ViewParent,
     public void onDescendantUnbufferedRequested() {
         mUnbufferedInputSource = mView.mUnbufferedInputSource;
     }
+
+    /**
+     * Force disabling use of the BLAST adapter regardless of the system
+     * flag. Needs to be called before addView.
+     */
+    void forceDisableBLAST() {
+        mUseBLASTAdapter = false;
+    }
+
+    boolean useBLAST() {
+        return mUseBLASTAdapter;
+    }
 }