vendor/aosp: Add chromium_prebuilt.sh

This is squash of
- https://github.com/AOGP-L/android_vendor_aogp/commit/dc66afe9fe16580111126aadc60510bea8dc6444
- https://github.com/AOGP-L/android_vendor_aogp/commit/7fdc21224f93c404224e5176c012cd3b3f5a4989
- https://github.com/AOGP-L/android_vendor_aogp/commit/d1e9359c34aa9c42bb56d099752dff1b2d7fe9e9

Change-Id: Iff6b7f8c0204f4ae96de5e61be94c21f761d69cb
diff --git a/utils/chromium_prebuilt.sh b/utils/chromium_prebuilt.sh
new file mode 100755
index 0000000..f3d6f30
--- /dev/null
+++ b/utils/chromium_prebuilt.sh
@@ -0,0 +1,84 @@
+#!/bin/sh
+
+# Copyright (C) 2014 The OmniROM 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.
+
+# This works, but there has to be a better way of reliably getting the root build directory...
+if [ $# -eq 1 ]; then
+    TOP=$1
+    DEVICE=$TARGET_DEVICE
+elif [ -n "$(gettop)" ]; then
+    TOP=$(gettop)
+    DEVICE=$(get_build_var TARGET_DEVICE)
+else
+    echo "Please run envsetup.sh and lunch before running this script,"
+    echo "or provide the build root directory as the first parameter."
+    return 1
+fi
+
+TARGET_DIR=$OUT
+PREBUILT_DIR=$TOP/prebuilts/chromium/$DEVICE
+
+if [ -d $PREBUILT_DIR ]; then
+    rm -rf $PREBUILT_DIR
+fi
+
+mkdir -p $PREBUILT_DIR
+mkdir -p $PREBUILT_DIR/app
+mkdir -p $PREBUILT_DIR/lib
+
+if [ -d $TARGET_DIR ]; then
+    echo "Copying files..."
+    cp -r $TARGET_DIR/system/app/webview $PREBUILT_DIR/app
+    cp $TARGET_DIR/system/lib/libwebviewchromium.so $PREBUILT_DIR/lib/libwebviewchromium.so
+    cp $TARGET_DIR/system/lib/libwebviewchromium_plat_support.so $PREBUILT_DIR/lib/libwebviewchromium_plat_support.so
+    cp $TARGET_DIR/system/lib/libwebviewchromium_loader.so $PREBUILT_DIR/lib/libwebviewchromium_loader.so
+else
+    echo "Please ensure that you have ran a full build prior to running this script!"
+    return 1;
+fi
+
+echo "Generating Makefiles..."
+
+HASH=$(git --git-dir=$TOP/external/chromium_org/.git --work-tree=$TOP/external/chromium_org rev-parse --verify HEAD)
+echo $HASH > $PREBUILT_DIR/hash.txt
+
+(cat << EOF) | sed s/__DEVICE__/$DEVICE/g > $PREBUILT_DIR/chromium_prebuilt.mk
+# Copyright (C) 2014 The OmniROM 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.
+
+LOCAL_PATH := prebuilts/chromium/__DEVICE__/
+
+PRODUCT_COPY_FILES += \\
+    \$(LOCAL_PATH)/app/webview/webview.apk:system/app/webview/webview.apk \\
+    \$(LOCAL_PATH)/lib/libwebviewchromium.so:system/lib/libwebviewchromium.so \\
+    \$(LOCAL_PATH)/lib/libwebviewchromium_plat_support.so:system/lib/libwebviewchromium_plat_support.so \\
+    \$(LOCAL_PATH)/lib/libwebviewchromium_loader.so:system/lib/libwebviewchromium_loader.so
+
+\$(shell mkdir -p out/target/product/__DEVICE__/system/app/webview/lib/arm/)
+\$(shell cp -r \$(LOCAL_PATH)/app/webview/lib/arm/libwebviewchromium.so out/target/product/__DEVICE__/system/app/webview/lib/arm/libwebviewchromium.so)
+EOF
+
+echo "Done!"