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/gl/SkTextureCache.cpp b/src/gl/SkTextureCache.cpp
index 17b37ca..2eb5d84 100644
--- a/src/gl/SkTextureCache.cpp
+++ b/src/gl/SkTextureCache.cpp
@@ -23,7 +23,7 @@
           fTexCountMax(countMax), fTexSizeMax(sizeMax),
           fTexCount(0), fTexSize(0) {
 
-    bzero(fHash, sizeof(fHash));
+    sk_bzero(fHash, sizeof(fHash));
     this->validate();
 }
 
@@ -52,7 +52,7 @@
     }
     
     fSorted.reset();
-    bzero(fHash, sizeof(fHash));
+    sk_bzero(fHash, sizeof(fHash));
     
     fTexCount = 0;
     fTexSize = 0;