fix warnings (unused local var)



git-svn-id: http://skia.googlecode.com/svn/trunk@285 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/ports/SkFontHost_FreeType.cpp b/src/ports/SkFontHost_FreeType.cpp
index b350202..253541b 100644
--- a/src/ports/SkFontHost_FreeType.cpp
+++ b/src/ports/SkFontHost_FreeType.cpp
@@ -274,11 +274,10 @@
         : SkScalerContext(desc) {
     SkAutoMutexAcquire  ac(gFTMutex);
 
-    FT_Error    err;
-
     if (gFTCount == 0) {
-        const bool success = InitFreetype();
-        SkASSERT(success);
+        if (!InitFreetype()) {
+            sk_throw();
+        }
     }
     ++gFTCount;