Fix refcounting bugs where the sys refcount
could be corrupted during async type creation.

Change-Id: If42828e92990598b0cb5da81c82ea513f94725f2

Fix stack object deletion bug.

Change-Id: I2c723aa5ad15e0c99dc9cd0cfbc7db80bace172a
diff --git a/libs/rs/rsProgramFragment.cpp b/libs/rs/rsProgramFragment.cpp
index 81b4fa4..33399d5 100644
--- a/libs/rs/rsProgramFragment.cpp
+++ b/libs/rs/rsProgramFragment.cpp
@@ -36,9 +36,6 @@
                                  uint32_t paramLength) :
     Program(rsc, shaderText, shaderLength, params, paramLength)
 {
-    mAllocFile = __FILE__;
-    mAllocLine = __LINE__;
-
     mConstantColor[0] = 1.f;
     mConstantColor[1] = 1.f;
     mConstantColor[2] = 1.f;
@@ -182,8 +179,8 @@
 
 ProgramFragmentState::~ProgramFragmentState()
 {
-    delete mPF;
-
+    ObjectBase::checkDelete(mPF);
+    mPF = NULL;
 }
 
 void ProgramFragmentState::init(Context *rsc)