Move building Roboto from frameworks to external

This completes the move of Roboto from frameworks/base/data/fonts to
external/roboto-fonts.

Change-Id: Ia6907d7bfd2afb1635fe0156e4eba97f62fe36b7
diff --git a/fonts.mk b/fonts.mk
new file mode 100644
index 0000000..a344cee
--- /dev/null
+++ b/fonts.mk
@@ -0,0 +1,33 @@
+# Copyright (C) 2015 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+PRODUCT_PACKAGES := \
+    Roboto-Regular.ttf \
+    Roboto-Bold.ttf \
+    Roboto-Italic.ttf \
+    Roboto-BoldItalic.ttf \
+    Roboto-Black.ttf \
+    Roboto-BlackItalic.ttf \
+    Roboto-Light.ttf \
+    Roboto-LightItalic.ttf \
+    Roboto-Medium.ttf \
+    Roboto-MediumItalic.ttf \
+    Roboto-Thin.ttf \
+    Roboto-ThinItalic.ttf \
+    RobotoCondensed-Regular.ttf \
+    RobotoCondensed-Bold.ttf \
+    RobotoCondensed-Italic.ttf \
+    RobotoCondensed-BoldItalic.ttf \
+    RobotoCondensed-Light.ttf \
+    RobotoCondensed-LightItalic.ttf