wip Move SurfaceTexture.updateTexImage() from video renderers into MediaCodecVideoDecoder

talk/app/webrtc/java/jni/jni_helpers.cc

Index: talk/app/webrtc/java/jni/jni_helpers.cc
diff --git a/talk/app/webrtc/java/jni/jni_helpers.cc b/talk/app/webrtc/java/jni/jni_helpers.cc
index 755698e37978c65d177e43c23ae286ae454f8fe8..31215973d6967f29fd5742896f51b037201df644 100644
--- a/talk/app/webrtc/java/jni/jni_helpers.cc
+++ b/talk/app/webrtc/java/jni/jni_helpers.cc
@@ -148,7 +148,7 @@ JNIEnv* AttachCurrentThreadIfNeeded() {
 // Return a |jlong| that will correctly convert back to |ptr|.  This is needed
 // because the alternative (of silently passing a 32-bit pointer to a vararg
 // function expecting a 64-bit param) picks up garbage in the high 32 bits.
-jlong jlongFromPointer(void* ptr) {
+jlong jlongFromPointer(const void* ptr) {
   static_assert(sizeof(intptr_t) <= sizeof(jlong),
                 "Time to rethink the use of jlongs");
   // Going through intptr_t to be obvious about the definedness of the