Build d8 instead of v8shell.

d8 is the preferred V8 debug console.

Change-Id: I2b0c63133e619a4bdc531fd0b4acfde185703f45
diff --git a/Android.mk b/Android.mk
index ff42934..ec89b78 100644
--- a/Android.mk
+++ b/Android.mk
@@ -23,10 +23,10 @@
     endif
 endif
 
-# Build libv8 and v8shell
+# Build libv8 and d8
 ifneq ($(filter $(TARGET_ARCH),x86 arm),)
     ENABLE_V8_SNAPSHOT = true
     include $(BASE_PATH)/Android.mksnapshot.mk
     include $(BASE_PATH)/Android.libv8.mk
-    include $(BASE_PATH)/Android.v8shell.mk
+    include $(BASE_PATH)/Android.d8.mk
 endif