ViewRootImpl: Explicitly release BLASTBufferQueue

If we rely on the finalizer we may end up keeping buffers alive
for a long time, and introduce OOM in some window creation stress tests.

Bug: 168506246
Test: Existing tests pass
Change-Id: Iaee579cdff96f1020a4904f89b876b726ecabd08

parent b92fec61

core/java/android/view/ViewRootImpl.java

+4 −2

Original line number	Diff line number	Diff line
		@@ -1886,9 +1886,11 @@ public final class ViewRootImpl implements ViewParent,
		mSurface.release();
		mSurfaceControl.release();

		// We should probably add an explicit dispose.
		if (mBlastBufferQueue != null) {
		mBlastBufferQueue.destroy();
		mBlastBufferQueue = null;
		}
		}

		/**
		* Block the input events during an Activity Transition. The KEYCODE_BACK event is allowed