RE-on-SK The First Steps

Lots of stuff is broken, but it puts things on screen

Test: enable via setprop, force gpu comp
Bug: 164223050
Change-Id: I443f751f5db95fbe9f4ee9294e3bace6e213545e
diff --git a/services/surfaceflinger/RegionSamplingThread.cpp b/services/surfaceflinger/RegionSamplingThread.cpp
index a2fc692..890945f 100644
--- a/services/surfaceflinger/RegionSamplingThread.cpp
+++ b/services/surfaceflinger/RegionSamplingThread.cpp
@@ -441,7 +441,8 @@
         mCachedBuffer->getHeight() == sampledBounds.getHeight()) {
         buffer = mCachedBuffer;
     } else {
-        const uint32_t usage = GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_HW_RENDER;
+        const uint32_t usage =
+                GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_HW_RENDER | GRALLOC_USAGE_HW_TEXTURE;
         buffer = new GraphicBuffer(sampledBounds.getWidth(), sampledBounds.getHeight(),
                                    PIXEL_FORMAT_RGBA_8888, 1, usage, "RegionSamplingThread");
     }