Fix pdf suppression test for gm.


git-svn-id: http://skia.googlecode.com/svn/trunk@2284 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gm/gmmain.cpp b/gm/gmmain.cpp
index a6930c6..65e76e2 100644
--- a/gm/gmmain.cpp
+++ b/gm/gmmain.cpp
@@ -605,8 +605,9 @@
         for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); i++) {
             uint32_t gmFlags = gm->getFlags();
 
-            if ((kPDF_Backend == gRec[i].fBackend) && !doPDF ||
-                (gmFlags & GM::kSkipPDF_Flag)) {
+            if ((kPDF_Backend == gRec[i].fBackend) && 
+                (!doPDF || (gmFlags & GM::kSkipPDF_Flag)))
+            {
                 continue;
             }