Move context and device creation out of the spec file.

Change-Id: I79470d4fb9317bcad9d68921ce0c414aa133f3cb
diff --git a/libs/rs/rsDevice.cpp b/libs/rs/rsDevice.cpp
index 849fd98..d7d03f6 100644
--- a/libs/rs/rsDevice.cpp
+++ b/libs/rs/rsDevice.cpp
@@ -40,20 +40,17 @@
     }
 }
 
-namespace android {
-namespace renderscript {
-
-RsDevice rsi_DeviceCreate() {
+RsDevice rsDeviceCreate() {
     Device * d = new Device();
     return d;
 }
 
-void rsi_DeviceDestroy(RsDevice dev) {
+void rsDeviceDestroy(RsDevice dev) {
     Device * d = static_cast<Device *>(dev);
     delete d;
 }
 
-void rsi_DeviceSetConfig(RsDevice dev, RsDeviceParam p, int32_t value) {
+void rsDeviceSetConfig(RsDevice dev, RsDeviceParam p, int32_t value) {
     Device * d = static_cast<Device *>(dev);
     if (p == RS_DEVICE_PARAM_FORCE_SOFTWARE_GL) {
         d->mForceSW = value != 0;
@@ -62,5 +59,3 @@
     rsAssert(0);
 }
 
-}
-}