Add a working SkFontMgr_fontconfig.

include/core/SkTemplates.h

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkTemplates_DEFINED
@@ skipping 59 matching lines @@
     Call a function when this goes out of scope. The template uses two
     parameters, the object, and a function that is to be called in the destructor.
     If detach() is called, the object reference is set to null. If the object
     reference is null when the destructor is called, we do not call the
     function.
 */
 template <typename T, void (*P)(T*)> class SkAutoTCallVProc : SkNoncopyable {
 public:
     SkAutoTCallVProc(T* obj): fObj(obj) {}
     ~SkAutoTCallVProc() { if (fObj) P(fObj); }
+
+    operator T*() const { return fObj; }
+    T& operator*() const { SkASSERT(fObj); return *fObj; }
+    T* operator->() const { SkASSERT(fObj); return fObj; }
+
     T* detach() { T* obj = fObj; fObj = NULL; return obj; }
+    void reset(T* obj = NULL) {
+        if (fObj != obj) {
+            if (fObj) {
+                P(fObj);
+            }
+            fObj = obj;
+        }
+    }
 private:
     T* fObj;
 };
 
 /** \class SkAutoTCallIProc
 
 Call a function when this goes out of scope. The template uses two
 parameters, the object, and a function that is to be called in the destructor.
 If detach() is called, the object reference is set to null. If the object
 reference is null when the destructor is called, we do not call the
@@ skipping 379 matching lines @@
     /**
      * Returns void* because this object does not initialize the
      * memory. Use placement new for types that require a cons.
      */
     void* get() { return fStorage.get(); }
 private:
     SkAlignedSStorage<sizeof(T)*N> fStorage;
 };
 
 #endif