Revert of Make SkGraphics::Term a no-op, stop calling it.

include/core/SkGraphics.h

Index: include/core/SkGraphics.h
diff --git a/include/core/SkGraphics.h b/include/core/SkGraphics.h
index e9c5af511e4fa35c42a53ef152aa1deac196cb98..8e8bd77ef4545048bb3114cb5bf82d3334cdb3f2 100644
--- a/include/core/SkGraphics.h
+++ b/include/core/SkGraphics.h
@@ -23,8 +23,10 @@
      */
     static void Init();
 
-    SK_ATTR_DEPRECATED("SkGraphics::Term() is a no-op.  We're in the middle of cleaning it up.")
-    static void Term() {}
+    /**
+     *  Call this to release any memory held privately, such as the font cache.
+     */
+    static void Term();
 
     /**
      *  Return the version numbers for the library. If the parameter is not
@@ -167,6 +169,9 @@
     SkAutoGraphics() {
         SkGraphics::Init();
     }
+    ~SkAutoGraphics() {
+        SkGraphics::Term();
+    }
 };
 
 #endif