Fix resource leaks in CDM implementation.

ppapi/cpp/dev/buffer_dev.h

Index: ppapi/cpp/dev/buffer_dev.h
diff --git a/ppapi/cpp/dev/buffer_dev.h b/ppapi/cpp/dev/buffer_dev.h
index da89cbaee58ca83992dbe9dc4898a1251c35720d..af69aff569818e926ad8fd04a56482edd0eacf89 100644
--- a/ppapi/cpp/dev/buffer_dev.h
+++ b/ppapi/cpp/dev/buffer_dev.h
@@ -22,6 +22,10 @@ class Buffer_Dev : public Resource {
   // resulting object will be is_null() if either Create() or Map() fails.
   Buffer_Dev(const InstanceHandle& instance, uint32_t size);
 
+  /// Constructor used when the buffer resource already has a reference count
+  /// assigned. An additional reference is not taken.

[dmichael (off chromium), 2012/09/05 19:46:19]

How about "No additional reference is taken."

[Tom Finegan, 2012/09/05 20:15:26]

Done.

+  Buffer_Dev(PassRef, PP_Resource resource);
+
   // Unmap the underlying shared memory.
   virtual ~Buffer_Dev();