Switch to standard integer types in ipc/.

ipc/ipc_channel_reader_unittest.cc

Index: ipc/ipc_channel_reader_unittest.cc
diff --git a/ipc/ipc_channel_reader_unittest.cc b/ipc/ipc_channel_reader_unittest.cc
index b83f08cd59a14360bb9a9b6f1aba70b2e9020c53..4ec71b53676e95f9f8eaa7fee5298591a59d2308 100644
--- a/ipc/ipc_channel_reader_unittest.cc
+++ b/ipc/ipc_channel_reader_unittest.cc
@@ -4,6 +4,9 @@
 
 #include "build/build_config.h"
 
+#include <stddef.h>
+#include <stdint.h>
+
 #include <limits>
 #include <set>
 
@@ -216,7 +219,7 @@ TEST(ChannelReaderTest, InvalidMessageSize) {
       reinterpret_cast<const char*>(&header), sizeof(header)));
   EXPECT_LE(reader.input_overflow_buf_.capacity(), capacity_before);
 
-  // Payload size is maximum int32 value
+  // Payload size is maximum int32_t value
   header.payload_size = std::numeric_limits<int32_t>::max();
   EXPECT_FALSE(reader.TranslateInputData(
       reinterpret_cast<const char*>(&header), sizeof(header)));