Modify DataPacks so they can return RefCountedStaticMemory objects.

base/data_pack.h

Index: base/data_pack.h
diff --git a/base/data_pack.h b/base/data_pack.h
index 02a38490602792971a44dcb7174b9fe834389906..7c9abde941e25ace46890b14da027e0d072fc55c 100644
--- a/base/data_pack.h
+++ b/base/data_pack.h
@@ -10,6 +10,7 @@
 #define BASE_DATA_PACK_H_
 
 #include "base/basictypes.h"
+#include "base/ref_counted_memory.h"
 #include "base/scoped_ptr.h"
 
 namespace file_util {
@@ -32,7 +33,12 @@ class DataPack {
   // Get resource by id |resource_id|, filling in |data|.
   // The data is owned by the DataPack object and should not be modified.
   // Returns false if the resource id isn't found.
-  bool Get(uint32_t resource_id, StringPiece* data);
+  bool GetStringPiece(uint32_t resource_id, StringPiece* data);
+
+  // Like GetStringPiece(), but returns a reference to memory. This interface
+  // is used for image data, while the StringPiece interface is usually used
+  // for localization strings.
+  RefCountedStaticMemory* GetStaticMemory(uint32_t resource_id);
 
  private:
   // The memory-mapped data.