ART: Convert pointer size to enum

Move away from size_t to dedicated enum (class).

Bug: 30373134
Bug: 30419309
Test: m test-art-host
Change-Id: Id453c330f1065012e7d4f9fc24ac477cc9bb9269
diff --git a/disassembler/disassembler_arm.cc b/disassembler/disassembler_arm.cc
index c410cd9..6c43e86 100644
--- a/disassembler/disassembler_arm.cc
+++ b/disassembler/disassembler_arm.cc
@@ -329,7 +329,7 @@
           }
           if (rn.r == 9) {
             args << "  ; ";
-            Thread::DumpThreadOffset<4>(args, offset);
+            Thread::DumpThreadOffset<kArmPointerSize>(args, offset);
           }
         }
       }
@@ -1407,7 +1407,7 @@
             args << Rt << ", [" << Rn << ", #" << (U != 0u ? "" : "-") << imm12 << "]";
             if (Rn.r == TR && is_load) {
               args << "  ; ";
-              Thread::DumpThreadOffset<4>(args, imm12);
+              Thread::DumpThreadOffset<kArmPointerSize>(args, imm12);
             } else if (Rn.r == PC) {
               T2LitType lit_type[] = {
                   kT2LitUByte, kT2LitUHalf, kT2LitHexWord, kT2LitInvalid,
diff --git a/disassembler/disassembler_arm64.cc b/disassembler/disassembler_arm64.cc
index a93f7d5..0ef9025 100644
--- a/disassembler/disassembler_arm64.cc
+++ b/disassembler/disassembler_arm64.cc
@@ -102,7 +102,7 @@
   if (instr->GetRn() == TR) {
     int64_t offset = instr->GetImmLSUnsigned() << instr->GetSizeLS();
     std::ostringstream tmp_stream;
-    Thread::DumpThreadOffset<8>(tmp_stream, static_cast<uint32_t>(offset));
+    Thread::DumpThreadOffset<kArm64PointerSize>(tmp_stream, static_cast<uint32_t>(offset));
     AppendToOutput(" ; %s", tmp_stream.str().c_str());
   }
 }
diff --git a/disassembler/disassembler_mips.cc b/disassembler/disassembler_mips.cc
index 769263e..3448878 100644
--- a/disassembler/disassembler_mips.cc
+++ b/disassembler/disassembler_mips.cc
@@ -504,9 +504,9 @@
               if (rs == 17) {
                 args << "  ; ";
                 if (is64bit_) {
-                  Thread::DumpThreadOffset<8>(args, offset);
+                  Thread::DumpThreadOffset<kMips64PointerSize>(args, offset);
                 } else {
-                  Thread::DumpThreadOffset<4>(args, offset);
+                  Thread::DumpThreadOffset<kMipsPointerSize>(args, offset);
                 }
               }
             }
diff --git a/disassembler/disassembler_x86.cc b/disassembler/disassembler_x86.cc
index 7f6a7ba..5c239f7 100644
--- a/disassembler/disassembler_x86.cc
+++ b/disassembler/disassembler_x86.cc
@@ -1409,11 +1409,11 @@
   }
   if (prefix[1] == kFs && !supports_rex_) {
     args << "  ; ";
-    Thread::DumpThreadOffset<4>(args, address_bits);
+    Thread::DumpThreadOffset<kX86PointerSize>(args, address_bits);
   }
   if (prefix[1] == kGs && supports_rex_) {
     args << "  ; ";
-    Thread::DumpThreadOffset<8>(args, address_bits);
+    Thread::DumpThreadOffset<kX86_64PointerSize>(args, address_bits);
   }
   const char* prefix_str;
   switch (prefix[0]) {