Moves fbo support in renderscript behind the hal

Change-Id: I26a857586f5f0b47df4c1f4589d2023e70481ec7
diff --git a/rsContext.cpp b/rsContext.cpp
index 98adabc..532b1a2 100644
--- a/rsContext.cpp
+++ b/rsContext.cpp
@@ -238,6 +238,7 @@
         rsc->setProgramStore(NULL);
         rsc->mStateFont.init(rsc);
         rsc->setFont(NULL);
+        rsc->mFBOCache.init(rsc);
     }
 
     rsc->mRunning = true;
@@ -298,6 +299,7 @@
          mStateFragment.deinit(this);
          mStateFragmentStore.deinit(this);
          mStateFont.deinit(this);
+         mFBOCache.deinit(this);
     }
     //LOGV("destroyWorkerThreadResources 2");
     mExit = true;