Fix oatdump to use OatHeader pointer size

Bug: 18473190
Change-Id: If505b4f62105899f4f1257d3bccda3e6eb0dcd7c

(cherry picked from commit c934e483ceabbd589422beea1fa35f5182ecfa99)
diff --git a/runtime/stack.cc b/runtime/stack.cc
index 4408609..43714b9 100644
--- a/runtime/stack.cc
+++ b/runtime/stack.cc
@@ -125,7 +125,7 @@
     } else {
       return cur_shadow_frame_->GetVRegReference(0);
     }
-  } else if (m->IsOptimized()) {
+  } else if (m->IsOptimized(sizeof(void*))) {
     // TODO: Implement, currently only used for exceptions when jdwp is enabled.
     UNIMPLEMENTED(WARNING)
         << "StackVisitor::GetThisObject is unimplemented with the optimizing compiler";
@@ -153,9 +153,9 @@
   if (cur_quick_frame_ != nullptr) {
     DCHECK(context_ != nullptr);  // You can't reliably read registers without a context.
     DCHECK(m == GetMethod());
-    const void* code_pointer = m->GetQuickOatCodePointer();
+    const void* code_pointer = m->GetQuickOatCodePointer(sizeof(void*));
     DCHECK(code_pointer != nullptr);
-    const VmapTable vmap_table(m->GetVmapTable(code_pointer));
+    const VmapTable vmap_table(m->GetVmapTable(code_pointer, sizeof(void*)));
     QuickMethodFrameInfo frame_info = m->GetQuickFrameInfo(code_pointer);
     uint32_t vmap_offset;
     // TODO: IsInContext stops before spotting floating point registers.
@@ -207,9 +207,9 @@
   if (cur_quick_frame_ != nullptr) {
     DCHECK(context_ != nullptr);  // You can't reliably read registers without a context.
     DCHECK(m == GetMethod());
-    const void* code_pointer = m->GetQuickOatCodePointer();
+    const void* code_pointer = m->GetQuickOatCodePointer(sizeof(void*));
     DCHECK(code_pointer != nullptr);
-    const VmapTable vmap_table(m->GetVmapTable(code_pointer));
+    const VmapTable vmap_table(m->GetVmapTable(code_pointer, sizeof(void*)));
     QuickMethodFrameInfo frame_info = m->GetQuickFrameInfo(code_pointer);
     uint32_t vmap_offset_lo, vmap_offset_hi;
     // TODO: IsInContext stops before spotting floating point registers.
@@ -254,9 +254,9 @@
   if (cur_quick_frame_ != nullptr) {
     DCHECK(context_ != nullptr);  // You can't reliably write registers without a context.
     DCHECK(m == GetMethod());
-    const void* code_pointer = m->GetQuickOatCodePointer();
+    const void* code_pointer = m->GetQuickOatCodePointer(sizeof(void*));
     DCHECK(code_pointer != nullptr);
-    const VmapTable vmap_table(m->GetVmapTable(code_pointer));
+    const VmapTable vmap_table(m->GetVmapTable(code_pointer, sizeof(void*)));
     QuickMethodFrameInfo frame_info = m->GetQuickFrameInfo(code_pointer);
     uint32_t vmap_offset;
     // TODO: IsInContext stops before spotting floating point registers.
@@ -318,9 +318,9 @@
   if (cur_quick_frame_ != nullptr) {
     DCHECK(context_ != nullptr);  // You can't reliably write registers without a context.
     DCHECK(m == GetMethod());
-    const void* code_pointer = m->GetQuickOatCodePointer();
+    const void* code_pointer = m->GetQuickOatCodePointer(sizeof(void*));
     DCHECK(code_pointer != nullptr);
-    const VmapTable vmap_table(m->GetVmapTable(code_pointer));
+    const VmapTable vmap_table(m->GetVmapTable(code_pointer, sizeof(void*)));
     QuickMethodFrameInfo frame_info = m->GetQuickFrameInfo(code_pointer);
     uint32_t vmap_offset_lo, vmap_offset_hi;
     // TODO: IsInContext stops before spotting floating point registers.