Add VMRuntime.isBootClassPathOnDisk

Bug: 17679443

(cherry picked from commit 95a935415d44903b28326424beb4db5c013ef089)

Change-Id: Iba40291dead3f0b6715903c986370fd0cf1e41e1
diff --git a/runtime/runtime.h b/runtime/runtime.h
index 35e3a88..1a6c6e0 100644
--- a/runtime/runtime.h
+++ b/runtime/runtime.h
@@ -137,6 +137,10 @@
     return image_compiler_options_;
   }
 
+  const std::string& GetImageLocation() const {
+    return image_location_;
+  }
+
   const ProfilerOptions& GetProfilerOptions() const {
     return profiler_options_;
   }
@@ -537,6 +541,7 @@
   std::string patchoat_executable_;
   std::vector<std::string> compiler_options_;
   std::vector<std::string> image_compiler_options_;
+  std::string image_location_;
 
   std::string boot_class_path_string_;
   std::string class_path_string_;