[317580] fix issue where the screen wouldn't be rotated properly in bypass mode

In some situations, the screen transformation would not be
applied while in bypass mode.

Change-Id: I3d6dd52e4c12b11aae97b54bf8e2322536eee37f
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index a18f473..3a8690e 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -466,6 +466,18 @@
     return true;
 }
 
+void Layer::updateBuffersOrientation()
+{
+    sp<GraphicBuffer> buffer(getBypassBuffer());
+    if (buffer != NULL && mOrientation != buffer->transform) {
+        ClientRef::Access sharedClient(mUserClientRef);
+        SharedBufferServer* lcblk(sharedClient.get());
+        if (lcblk) { // all buffers need reallocation
+            lcblk->reallocateAll();
+        }
+    }
+}
+
 uint32_t Layer::doTransaction(uint32_t flags)
 {
     const Layer::State& front(drawingState());