Update pepper to not assume that SharedMemoryHandle is an int.

ppapi/thunk/ppb_image_data_api.h

Index: ppapi/thunk/ppb_image_data_api.h
diff --git a/ppapi/thunk/ppb_image_data_api.h b/ppapi/thunk/ppb_image_data_api.h
index f916ede3c5e21a0af2bbacf41dde72b6e1055b45..8bf2078fdaeb46ca292881fbee6e9e0e67ce540f 100644
--- a/ppapi/thunk/ppb_image_data_api.h
+++ b/ppapi/thunk/ppb_image_data_api.h
@@ -5,6 +5,7 @@
 #ifndef PPAPI_THUNK_PPB_IMAGE_DATA_API_H_
 #define PPAPI_THUNK_PPB_IMAGE_DATA_API_H_
 
+#include "base/memory/shared_memory.h"
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/ppb_image_data.h"
 
@@ -22,7 +23,8 @@ class PPB_ImageData_API {
   virtual void Unmap() = 0;
 
   // Trusted inteface.
-  virtual int32_t GetSharedMemory(int* handle, uint32_t* byte_count) = 0;
+  virtual int32_t GetSharedMemory(base::SharedMemoryHandle* handle,
+                                  uint32_t* byte_count) = 0;
 
   // Get the platform-specific canvas that backs this ImageData, if there is
   // one.