Fix broken server Windows SDK build.

I removed these lines because for some reason building under Windows
fails for me when they are present. However the build server breaks
so I'll rolling them back and I'll try to understand that later.

core/main.mk

@@ -362,6 +362,9 @@ subdirs := \
 	external/qemu \
 	external/sqlite/dist \
 	external/zlib \
+	frameworks/base/libs/utils \
+	frameworks/base/tools/aapt \
+	frameworks/base/tools/aidl \
 	system/core/adb \
 	system/core/fastboot \
 	system/core/libcutils \
@@ -387,6 +390,7 @@ subdirs += \
 	development/tools/sdkmanager \
 	development/tools/mkstubs \
 	frameworks/base \
+	frameworks/base/tools/layoutlib \
 	external/googleclient \
 	packages
 else