Remove static effects from the effect memory pool.

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 101 matching lines @@
     T* detach() {
         T* obj = fObj;
         fObj = NULL;
         return obj;
     }
 
 private:
     T*  fObj;
 };
 
+// Calls ~T() in the destructor.
+template <typename T> class SkAutoTDestroy : SkNoncopyable {
+public:
+    SkAutoTDestroy(T* obj = NULL) : fObj(obj) {}
+    ~SkAutoTDestroy() {

[robertphillips, 2013/04/22 22:05:13]

NULL !=

+        if (fObj) {
+            fObj->~T();
+        }
+    }
+
+    T* get() const { return fObj; }
+    T& operator*() const { SkASSERT(fObj); return *fObj; }
+    T* operator->() const { SkASSERT(fObj); return fObj; }
+
+private:
+    T*  fObj;
+};
+
 template <typename T> class SkAutoTDeleteArray : SkNoncopyable {
 public:
     SkAutoTDeleteArray(T array[]) : fArray(array) {}
     ~SkAutoTDeleteArray() { SkDELETE_ARRAY(fArray); }
 
     T*      get() const { return fArray; }
     void    free() { SkDELETE_ARRAY(fArray); fArray = NULL; }
     T*      detach() { T* array = fArray; fArray = NULL; return array; }
 
 private:
@@ skipping 223 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