Initial import of Widevine Common Encryption DRM engine

Builds libwvmdrmengine.so, which is loaded by the new
MediaDrm APIs to support playback of Widevine/CENC
protected content.

Change-Id: I6f57dd37083dfd96c402cb9dd137c7d74edc8f1c

libwvdrmengine/oemcrypto/test/Android.mk

@@ -0,0 +1,39 @@
+LOCAL_PATH:= $(call my-dir)
+
+# THIS IS FOR THE MOCK TESTS:
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES:= \
+    oemcrypto_test.cpp \
+    oemcrypto_keybox_test.cpp
+
+LOCAL_MODULE_TAGS := tests
+
+# Define CAN_INSTALL_KEYBOX and the unit test will install a known keybox and test decryption.
+LOCAL_CFLAGS += -DCAN_INSTALL_KEYBOX
+
+LOCAL_C_INCLUDES += \
+    bionic \
+    external/gtest/include \
+    external/openssl/include \
+    external/stlport/stlport \
+    $(LOCAL_PATH)/../include \
+    $(LOCAL_PATH)/../mock/src \
+
+LOCAL_STATIC_LIBRARIES := \
+    libgtest \
+    libgtest_main \
+
+LOCAL_SHARED_LIBRARIES := \
+    libcrypto \
+    libcutils \
+    libdl \
+    liblog \
+    liboemcrypto \
+    libstlport \
+    libutils \
+    libz \
+
+LOCAL_MODULE:=oemcrypto_test
+
+include $(BUILD_EXECUTABLE)