ART: Add debuggable compiler flag

Add a flag to compiler options that shows debuggability.

Change-Id: Id17ec72babe2ee88713a0d274eff86508de30666
diff --git a/compiler/driver/compiler_options.h b/compiler/driver/compiler_options.h
index 122ae4b..8ae2edf 100644
--- a/compiler/driver/compiler_options.h
+++ b/compiler/driver/compiler_options.h
@@ -66,6 +66,7 @@
                   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,
@@ -132,6 +133,10 @@
     return top_k_profile_threshold_;
   }
 
+  bool GetDebuggable() const {
+    return debuggable_;
+  }
+
   bool GetIncludeDebugSymbols() const {
     return include_debug_symbols_;
   }
@@ -193,6 +198,7 @@
   const bool include_patch_information_;
   // When using a profile file only the top K% of the profiled samples will be compiled.
   const double top_k_profile_threshold_;
+  const bool debuggable_;
   const bool include_debug_symbols_;
   const bool implicit_null_checks_;
   const bool implicit_so_checks_;