Revert of Port uses of SkLazyPtr to SkOncePtr.

src/pdf/SkPDFShader.cpp

Index: src/pdf/SkPDFShader.cpp
diff --git a/src/pdf/SkPDFShader.cpp b/src/pdf/SkPDFShader.cpp
index fe6e47c1db0f049307969097919a9426c72788c8..645091dad2fe33b3d82a84fe8a728d37232989c4 100644
--- a/src/pdf/SkPDFShader.cpp
+++ b/src/pdf/SkPDFShader.cpp
@@ -10,7 +10,6 @@
 #include "SkPDFShader.h"
 
 #include "SkData.h"
-#include "SkOncePtr.h"
 #include "SkPDFCanon.h"
 #include "SkPDFDevice.h"
 #include "SkPDFFormXObject.h"
@@ -678,7 +677,8 @@
     return true;
 }
 
-static SkPDFObject* create_range_object() {
+namespace {
+SkPDFObject* create_range_object() {
     SkPDFArray* range = new SkPDFArray;
     range->reserve(6);
     range->appendInt(0);
@@ -689,7 +689,12 @@
     range->appendInt(1);
     return range;
 }
-SK_DECLARE_STATIC_ONCE_PTR(SkPDFObject, rangeObject);
+
+template <typename T> void unref(T* ptr) { ptr->unref();}
+}  // namespace
+
+SK_DECLARE_STATIC_LAZY_PTR(SkPDFObject, rangeObject,
+                           create_range_object, unref<SkPDFObject>);
 
 static SkPDFStream* make_ps_function(const SkString& psCode,
                                      SkPDFArray* domain) {
@@ -698,7 +703,7 @@
     SkPDFStream* result = new SkPDFStream(funcData.get());
     result->insertInt("FunctionType", 4);
     result->insertObject("Domain", SkRef(domain));
-    result->insertObject("Range", SkRef(rangeObject.get(create_range_object)));
+    result->insertObject("Range", SkRef(rangeObject.get()));
     return result;
 }