Restructured libwvm.so build.

It is now built under vendor/device/.../liboemcrypto/ because of dependencies on liboemcrypto.a,
which cannot be linked by platform-independant code.

Bug 5254175
Change-Id: I2fd5c55c4c0c94cebbca2a51ecd94940096930a1

proprietary/wvm/wvm-core.mk

@@ -0,0 +1,21 @@
+#
+#  To be included by platform-specific vendor Android.mk to build
+#  Widevine wvm static library.  Sets up includes and defines the core libraries
+#  required.
+#
+include $(TOP)/vendor/widevine/proprietary/wvm/common.mk
+include $(TOP)/vendor/widevine/proprietary/drmwvmplugin/oemcryptolevel.mk
+
+LOCAL_WHOLE_STATIC_LIBRARIES := \
+    libwvmcommon
+
+LOCAL_SHARED_LIBRARIES := \
+    libstlport \
+    libstagefright \
+    libWVStreamControlAPI_L$(LOCAL_OEMCRYPTO_LEVEL) \
+    libdrmframework \
+    libcutils \
+    liblog \
+    libutils \
+    libz
+