Convert various vector_as_array calls to vector::data.

ppapi/proxy/ppb_instance_proxy.cc

Index: ppapi/proxy/ppb_instance_proxy.cc
diff --git a/ppapi/proxy/ppb_instance_proxy.cc b/ppapi/proxy/ppb_instance_proxy.cc
index 8ccee5dac5de1db9a305d8c9924b5c6ac75c3080..42812e2dc7bf9d814af72ce119149a8fbeae03bd 100644
--- a/ppapi/proxy/ppb_instance_proxy.cc
+++ b/ppapi/proxy/ppb_instance_proxy.cc
@@ -6,7 +6,6 @@
 
 #include "base/memory/ref_counted.h"
 #include "base/numerics/safe_conversions.h"
-#include "base/stl_util.h"
 #include "build/build_config.h"
 #include "media/base/limits.h"
 #include "ppapi/c/pp_errors.h"
@@ -1255,7 +1254,7 @@ void PPB_Instance_Proxy::OnHostMsgSessionKeysChange(
     enter.functions()->SessionKeysChange(
         instance, session_id_var.get(), has_additional_usable_key,
         base::checked_cast<uint32_t>(key_information.size()),
-        vector_as_array(&key_information));
+        key_information.data());
   }
 }