Small changes such as spacing and adding [in/out] identifiers after @params.

ppapi/cpp/resource.h

Index: ppapi/cpp/resource.h
===================================================================
--- ppapi/cpp/resource.h	(revision 96394)
+++ ppapi/cpp/resource.h	(working copy)
@@ -31,13 +31,14 @@
   /// <code>Resource</code>.
   ///
   /// @param[in] other A Resource.
+  ///
   /// @return A Resource containing the assigned Resource.
   Resource& operator=(const Resource& other);
 
   /// This functions determines if this resource is invalid or
   /// uninitialized.
   ///
-  /// @return true if this resource is invalid or uninitialized.
+  /// @return True if this resource is invalid or uninitialized.
   bool is_null() const { return !pp_resource_; }
 
   PP_Resource pp_resource() const { return pp_resource_; }