remove (now unused) Sk64 -- just use int64_t

include/utils/SkRandom.h

Index: include/utils/SkRandom.h
diff --git a/include/utils/SkRandom.h b/include/utils/SkRandom.h
index dc9e681c5a72c0bb2186cb67206e90b5a06c6734..e71be3a9d5c7cb81b49f5e049a0ef00f55a09f84 100644
--- a/include/utils/SkRandom.h
+++ b/include/utils/SkRandom.h
@@ -12,10 +12,6 @@
 
 #include "SkScalar.h"
 
-#ifdef SK_SUPPORT_LEGACY_SK64
-    #include "Sk64.h"
-#endif
-
 /** \class SkLCGRandom
 
     Utility class that implements pseudo random 32bit numbers using a fast
@@ -134,13 +130,6 @@ public:
         return (hi << 32) | this->nextU();
     }
 
-#ifdef SK_SUPPORT_LEGACY_SK64
-    SK_ATTR_DEPRECATED("use next64()")
-    void next64(Sk64* a) {
-        SkASSERT(a);
-        a->set(this->nextS(), this->nextU());
-    }
-#endif
     /**
      *  Return the current seed. This allows the caller to later reset to the
      *  same seed (using setSeed) so it can generate the same sequence.
@@ -295,14 +284,6 @@ public:
         return (hi << 32) | this->nextU();
     }
 
-#ifdef SK_SUPPORT_LEGACY_SK64
-    SK_ATTR_DEPRECATED("use next64()")
-    void next64(Sk64* a) {
-        SkASSERT(a);
-        a->set(this->nextS(), this->nextU());
-    }
-#endif
-
     /** Reset the random object.
      */
     void setSeed(uint32_t seed) { init(seed); }