use sk_bzero instead of bzero, since it isn't always available.



git-svn-id: http://skia.googlecode.com/svn/trunk@244 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/ports/SkFontHost_FreeType.cpp b/src/ports/SkFontHost_FreeType.cpp
index 7aa14b2..b30aba5 100644
--- a/src/ports/SkFontHost_FreeType.cpp
+++ b/src/ports/SkFontHost_FreeType.cpp
@@ -156,7 +156,7 @@
         : fSkStream(strm), fFontID(fontID) {
 //    SkDEBUGF(("SkFaceRec: opening %s (%p)\n", key.c_str(), strm));
 
-    bzero(&fFTStream, sizeof(fFTStream));
+    sk_bzero(&fFTStream, sizeof(fFTStream));
     fFTStream.size = fSkStream->getLength();
     fFTStream.descriptor.pointer = fSkStream;
     fFTStream.read  = sk_stream_read;
@@ -754,10 +754,10 @@
     if (this->setupSize()) {
         ERROR:
         if (mx) {
-            bzero(mx, sizeof(SkPaint::FontMetrics));
+            sk_bzero(mx, sizeof(SkPaint::FontMetrics));
         }
         if (my) {
-            bzero(my, sizeof(SkPaint::FontMetrics));
+            sk_bzero(my, sizeof(SkPaint::FontMetrics));
         }
         return;
     }