Add back SkAutoTUnref::detach() for Android temporarily.

TBR=reed@google.com

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1812843002

Review URL: https://codereview.chromium.org/1812843002

include/core/SkRefCnt.h

@@ -196,6 +196,11 @@ public:
 
     operator T*() const { return this->get(); }
 
+#if defined(SK_BUILD_FOR_ANDROID_FRAMEWORK)
+    // Need to update graphics/Shader.cpp.
+    T* detach() { return this->release(); }
+#endif
+
     // Android's std::unique_ptr's operator bool() is sometimes not explicit...
     // so override it with our own explcitly explicit version.
     explicit operator bool() const { return this->get() != nullptr; }