break out boot.art

breaking out boot.art mapped pages

(cherry picked from commit eaa3f2d59adaeb87cd8d1726b696521f984659c4)

Change-Id: Ie89477bd3a93a15de3a4db76ef5eae497c3087e3
diff --git a/core/jni/android_os_Debug.cpp b/core/jni/android_os_Debug.cpp
index 1e6d53a..991eb4f 100644
--- a/core/jni/android_os_Debug.cpp
+++ b/core/jni/android_os_Debug.cpp
@@ -53,6 +53,7 @@
     HEAP_TTF,
     HEAP_DEX,
     HEAP_OAT,
+    HEAP_ART,
     HEAP_UNKNOWN_MAP,
 
     _NUM_HEAP,
@@ -187,6 +188,8 @@
                 whichHeap = HEAP_DEX;
             } else if (nameLen > 4 && strcmp(name+nameLen-4, ".oat") == 0) {
                 whichHeap = HEAP_OAT;
+            } else if (nameLen > 4 && strcmp(name+nameLen-4, ".art") == 0) {
+                whichHeap = HEAP_ART;
             } else if (nameLen > 0) {
                 whichHeap = HEAP_UNKNOWN_MAP;
             } else if (start == prevEnd && prevHeap == HEAP_SO) {