stdint types all the way!

Change-Id: I4e4ef3a2002fc59ebd9097087f150eaf3f2a7e08
diff --git a/runtime/instruction_set_test.cc b/runtime/instruction_set_test.cc
index ac17c4f..80191b1 100644
--- a/runtime/instruction_set_test.cc
+++ b/runtime/instruction_set_test.cc
@@ -47,7 +47,7 @@
 }
 
 TEST_F(InstructionSetTest, PointerSize) {
-  EXPECT_EQ(kPointerSize, GetInstructionSetPointerSize(kRuntimeISA));
+  EXPECT_EQ(sizeof(void*), GetInstructionSetPointerSize(kRuntimeISA));
 }
 
 }  // namespace art