Use base::size rather than arraysize in ppapi/.

This is purely a mechanical change; there is no intended behavior change.

BUG=837308
TBR=raymes@chromium.org

Change-Id: I72d85808c431221bac3e8f392f4be78c1856c401
Reviewed-on: https://chromium-review.googlesource.com/c/1390418Reviewed-by: Avi Drissman <avi@chromium.org>
Commit-Queue: Avi Drissman <avi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#618841}

ppapi/proxy/tcp_socket_resource_base.cc

@@ -8,7 +8,7 @@
 
 #include "base/bind.h"
 #include "base/logging.h"
-#include "base/macros.h"
+#include "base/stl_util.h"
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/proxy/error_conversion.h"
@@ -36,10 +36,10 @@ TCPSocketResourceBase::TCPSocketResourceBase(Connection connection,
       version_(version) {
   local_addr_.size = 0;
   memset(local_addr_.data, 0,
-         arraysize(local_addr_.data) * sizeof(*local_addr_.data));
+         base::size(local_addr_.data) * sizeof(*local_addr_.data));
   remote_addr_.size = 0;
   memset(remote_addr_.data, 0,
-         arraysize(remote_addr_.data) * sizeof(*remote_addr_.data));
+         base::size(remote_addr_.data) * sizeof(*remote_addr_.data));
 }
 
 TCPSocketResourceBase::TCPSocketResourceBase(

ppapi/shared_impl/flash_clipboard_format_registry.cc

@@ -8,8 +8,8 @@
 
 #include <cctype>
 
-#include "base/macros.h"
 #include "base/numerics/safe_conversions.h"
+#include "base/stl_util.h"
 
 namespace ppapi {
 
@@ -27,7 +27,7 @@ const PP_Flash_Clipboard_Format kPredefinedFormats[] = {
 
 // The first custom format ID will be the ID after that max value in
 // PP_Flash_Clipboard_Format.
-const size_t kFirstCustomFormat = arraysize(kPredefinedFormats);
+const size_t kFirstCustomFormat = base::size(kPredefinedFormats);
 
 // Checks the validity of the given format name.
 bool IsValidFormatName(const std::string& format_name) {