Support Serializing and Deserializing RepeatedField / RepeatedPtrField in IPC::Message

ipc/ipc_message_utils_unittest.cc

Index: ipc/ipc_message_utils_unittest.cc
diff --git a/ipc/ipc_message_utils_unittest.cc b/ipc/ipc_message_utils_unittest.cc
index 867768089ba845888e1396232f3933483d811072..c1b83e62e99f933abd59e5ac0e58c3fa5845238d 100644
--- a/ipc/ipc_message_utils_unittest.cc
+++ b/ipc/ipc_message_utils_unittest.cc
@@ -255,5 +255,27 @@ TEST(IPCMessageUtilsTest, FlatMap) {
   EXPECT_EQ(input, output);
 }
 
+TEST(IPCMessageUtilsTest, InvalidPickleShouldNotCrashFlatMapDeserialization) {
+  base::Pickle pickle;
+  IPC::WriteParam(&pickle, INT_MAX);
+  IPC::WriteParam(&pickle, 0);
+  IPC::WriteParam(&pickle, 0);
+
+  base::PickleIterator iter(pickle);
+  base::flat_map<int, int> output;
+  EXPECT_FALSE(IPC::ReadParam(&pickle, &iter, &output));
+}
+
+TEST(IPCMessageUtilsTest, InvalidPickleShouldNotCrashMapDeserialization) {
+  base::Pickle pickle;
+  IPC::WriteParam(&pickle, INT_MAX);
+  IPC::WriteParam(&pickle, 0);
+  IPC::WriteParam(&pickle, 0);
+
+  base::PickleIterator iter(pickle);
+  std::map<int, int> output;
+  EXPECT_FALSE(IPC::ReadParam(&pickle, &iter, &output));
+}
+
 }  // namespace
 }  // namespace IPC