[PDF] Really fix font metric array initialization.

Review URL: https://codereview.appspot.com/5919043

git-svn-id: http://skia.googlecode.com/svn/trunk@3499 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/pdf/SkPDFDocument.cpp b/src/pdf/SkPDFDocument.cpp
index f53e617..74daf00 100644
--- a/src/pdf/SkPDFDocument.cpp
+++ b/src/pdf/SkPDFDocument.cpp
@@ -225,7 +225,8 @@
 
 void SkPDFDocument::getCountOfFontTypes(
         int counts[SkAdvancedTypefaceMetrics::kNotEmbeddable_Font + 1]) const {
-    sk_bzero(counts, sizeof(counts));
+    sk_bzero(counts, sizeof(int) *
+                     (SkAdvancedTypefaceMetrics::kNotEmbeddable_Font + 1));
     SkTDArray<SkFontID> seenFonts;
 
     for (int pageNumber = 0; pageNumber < fPages.count(); pageNumber++) {