Make GrGpuResources register with GrResourceCache2 after fully constructed.

src/gpu/GrStencilAndCoverTextContext.cpp

Index: src/gpu/GrStencilAndCoverTextContext.cpp
diff --git a/src/gpu/GrStencilAndCoverTextContext.cpp b/src/gpu/GrStencilAndCoverTextContext.cpp
index af4ba6434380af7225244ecae71e539fb38eb329..4f5cab3e89042887cff58a3422d31c93f1c54fa5 100644
--- a/src/gpu/GrStencilAndCoverTextContext.cpp
+++ b/src/gpu/GrStencilAndCoverTextContext.cpp
@@ -43,6 +43,7 @@ public:
             glyphs.reset(SkNEW_ARGS(GlyphPathRange, (context, cache->getDescriptor(), stroke)));
             context->addResourceToCache(resourceKey, glyphs);
         }
+        glyphs->registerWithCache();
 
         return glyphs.detach();
     }