Remove __INTRODUCED_IN_ architecture macros.

No longer used.

Test: treehugger
Change-Id: I90c2565d80fb65ab9bf3100fb85c897c3ed0afc2
diff --git a/tools/versioner/src/versioner.cpp b/tools/versioner/src/versioner.cpp
index c818197..5afa00b 100644
--- a/tools/versioner/src/versioner.cpp
+++ b/tools/versioner/src/versioner.cpp
@@ -284,8 +284,8 @@
 //      If a function is declared as an inline before a certain version, the inline definition
 //      should have no version tag.
 //   3. Each availability type must only be present globally or on a per-arch basis.
-//      (e.g. __INTRODUCED_IN_ARM(9) __INTRODUCED_IN_X86(10) __DEPRECATED_IN(11) is fine,
-//      but not __INTRODUCED_IN(9) __INTRODUCED_IN_X86(10))
+//      (e.g. __INTRODUCED_IN_32(21) __INTRODUCED_IN_64(22) __DEPRECATED_IN(23) is fine,
+//      but not __INTRODUCED_IN(9) __INTRODUCED_IN_32(10))
 static bool checkSymbol(const Symbol& symbol) {
   std::string cwd = getWorkingDir() + "/";