Revert 56796 - Sbox IPC fix...

sandbox/src/ipc_unittest.cc

Index: sandbox/src/ipc_unittest.cc
===================================================================
--- sandbox/src/ipc_unittest.cc	(revision 56797)
+++ sandbox/src/ipc_unittest.cc	(working copy)
@@ -332,23 +332,6 @@
     EXPECT_TRUE(NULL == ccp);
   }
 #endif  // defined(NDEBUG)
-
-  ActualCallParams<1, 256> params_3(kTag, 1);
-  params_3.CopyParamIn(0, &value, sizeof(value), false, ULONG_TYPE);
-  buffer = const_cast<void*>(params_3.GetBuffer());
-  EXPECT_TRUE(NULL != buffer);
-
-  size_t correct_size = params_3.OverrideSize(1);
-  ccp = CrossCallParamsEx::CreateFromBuffer(buffer, 256, &out_size);
-  EXPECT_TRUE(NULL == ccp);
-
-  params_3.OverrideSize(correct_size - 4);
-  ccp = CrossCallParamsEx::CreateFromBuffer(buffer, 256, &out_size);
-  EXPECT_TRUE(NULL == ccp);
-
-  params_3.OverrideSize(correct_size);
-  ccp = CrossCallParamsEx::CreateFromBuffer(buffer, 256, &out_size);
-  EXPECT_TRUE(NULL != ccp);
 }
 
 // This structure is passed to the mock server threads to simulate