Cleanup of GrFontDescKey

src/core/SkDescriptor.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 SkDescriptor_DEFINED
@@ skipping 118 matching lines @@
     // private so no one can create one except our factories
     SkDescriptor() {}
 };
 
 #include "SkScalerContext.h"
 
 class SkAutoDescriptor : SkNoncopyable {
 public:
     SkAutoDescriptor() : fDesc(NULL) {}
     SkAutoDescriptor(size_t size) : fDesc(NULL) { this->reset(size); }
+    SkAutoDescriptor(const SkDescriptor& desc) : fDesc(NULL) {
+        size_t size = desc.getLength();
+        this->reset(size);
+        memcpy(fDesc, &desc, size);
+    }
 
     ~SkAutoDescriptor() { this->free(); }
 
     void reset(size_t size) {
         this->free();
         if (size <= sizeof(fStorage)) {
             fDesc = (SkDescriptor*)(void*)fStorage;
         } else {
             fDesc = SkDescriptor::Alloc(size);
         }
@@ skipping 13 matching lines @@
                         + sizeof(SkDescriptor::Entry) + sizeof(void*)                   // for typeface
                         + 32   // slop for occational small extras
     };
     SkDescriptor*   fDesc;
     uint32_t        fStorage[(kStorageSize + 3) >> 2];
 };
 #define SkAutoDescriptor(...) SK_REQUIRE_LOCAL_VAR(SkAutoDescriptor)
 
 
 #endif