Remove unneeded JNI registrations.

base/android/library_loader/library_loader_hooks.h

Index: base/android/library_loader/library_loader_hooks.h
diff --git a/base/android/library_loader/library_loader_hooks.h b/base/android/library_loader/library_loader_hooks.h
index 06709f6ba9e49711c708609c3bff6b25bcd223dc..0ab8b437dda46b630ec9132ecb4f4f5a66f68cfd 100644
--- a/base/android/library_loader/library_loader_hooks.h
+++ b/base/android/library_loader/library_loader_hooks.h
@@ -12,13 +12,6 @@
 namespace base {
 namespace android {
 
-// Registers the callbacks that allows the entry point of the library to be
-// exposed to the calling java code.  This handles only registering the
-// the callbacks needed by the loader. Any application specific JNI bindings
-// should happen once the native library has fully loaded, either in the library
-// loaded hook function or later.
-BASE_EXPORT bool RegisterLibraryLoaderEntryHook(JNIEnv* env);
-
 // Typedef for hook function to be called (indirectly from Java) once the
 // libraries are loaded. The hook function should register the JNI bindings
 // required to start the application. It should return true for success and