Implement LoadTemporaryRoot for Windows

base/openssl_util.h

Index: base/openssl_util.h
diff --git a/base/openssl_util.h b/base/openssl_util.h
index 1d290ae3ad0cd6dcb13206d943961ceb75bd2a8b..2897d7f63e5194ed4d6b3b650493aaaf2ecfe63f 100644
--- a/base/openssl_util.h
+++ b/base/openssl_util.h
@@ -16,8 +16,17 @@ namespace base {
 template <typename T, void (*destructor)(T*)>
 class ScopedOpenSSL {
  public:
-  explicit ScopedOpenSSL(T* ptr_) : ptr_(ptr_) { }
-  ~ScopedOpenSSL() { if (ptr_) (*destructor)(ptr_); }
+  explicit ScopedOpenSSL(T* ptr) : ptr_(ptr) {}
+  ~ScopedOpenSSL() {
+    reset(NULL);
+  }
+
+  void reset(T* p = NULL) {
+    if (ptr_ != p) {
+      (*destructor)(ptr_);
+      ptr_ = p;
+    }
+  }
 
   T* get() const { return ptr_; }