Add out-of-line constant pool support to Arm.

test/cctest/test-reloc-info.cc

Index: test/cctest/test-reloc-info.cc
diff --git a/test/cctest/test-reloc-info.cc b/test/cctest/test-reloc-info.cc
index 5ab9e803c253b32ebb54b4ad844be76370cb9fc8..f48f5c4a9011d41e6a08d0cab906bf68736128be 100644
--- a/test/cctest/test-reloc-info.cc
+++ b/test/cctest/test-reloc-info.cc
@@ -61,7 +61,7 @@ TEST(Positions) {
 
   relocation_info_size = static_cast<int>(buffer_end - writer.pos());
   CodeDesc desc = { buffer.get(), buffer_size, code_size,
-                    relocation_info_size, NULL };
+                    relocation_info_size, 0, 0, 0, 0, NULL };
 
   // Read only (non-statement) positions.
   {