ART: Add debuggable compiler flag

Add a flag to compiler options that shows debuggability.

Change-Id: Id17ec72babe2ee88713a0d274eff86508de30666
diff --git a/compiler/driver/compiler_options.cc b/compiler/driver/compiler_options.cc
index 09ec9a2..067e1bd 100644
--- a/compiler/driver/compiler_options.cc
+++ b/compiler/driver/compiler_options.cc
@@ -30,6 +30,7 @@
       generate_gdb_information_(false),
       include_patch_information_(kDefaultIncludePatchInformation),
       top_k_profile_threshold_(kDefaultTopKProfileThreshold),
+      debuggable_(false),
       include_debug_symbols_(kDefaultIncludeDebugSymbols),
       implicit_null_checks_(true),
       implicit_so_checks_(true),
@@ -49,6 +50,7 @@
                                  bool generate_gdb_information,
                                  bool include_patch_information,
                                  double top_k_profile_threshold,
+                                 bool debuggable,
                                  bool include_debug_symbols,
                                  bool implicit_null_checks,
                                  bool implicit_so_checks,
@@ -67,6 +69,7 @@
     generate_gdb_information_(generate_gdb_information),
     include_patch_information_(include_patch_information),
     top_k_profile_threshold_(top_k_profile_threshold),
+    debuggable_(debuggable),
     include_debug_symbols_(include_debug_symbols),
     implicit_null_checks_(implicit_null_checks),
     implicit_so_checks_(implicit_so_checks),