Cleanup: Use member function isContentEmpty().
Review URL: http://codereview.appspot.com/4556058

git-svn-id: http://skia.googlecode.com/svn/trunk@1412 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/pdf/SkPDFDevice.cpp b/src/pdf/SkPDFDevice.cpp
index 10b4ede..17ea5dd 100644
--- a/src/pdf/SkPDFDevice.cpp
+++ b/src/pdf/SkPDFDevice.cpp
@@ -920,8 +920,7 @@
 
     // Assume that a vector capable device means that it's a PDF Device.
     SkPDFDevice* pdfDevice = static_cast<SkPDFDevice*>(device);
-    if (!pdfDevice->fContentEntries.get() ||
-            !pdfDevice->fContentEntries->fContent.getOffset()) {
+    if (pdfDevice->isContentEmpty()) {
         return;
     }