Move the android library loader from content to base

content/public/app/android_library_loader_hooks.h

Index: content/public/app/android_library_loader_hooks.h
diff --git a/content/public/app/android_library_loader_hooks.h b/content/public/app/android_library_loader_hooks.h
index 2ec5a194cfda76343d2205bb68b7fafdd197d77e..b815f0807055befb24d254947f3c312a2c417fc0 100644
--- a/content/public/app/android_library_loader_hooks.h
+++ b/content/public/app/android_library_loader_hooks.h
@@ -12,25 +12,17 @@
 
 namespace content {
 
-// Registers the callbacks that allows the entry point of the library to be
-// exposed to the calling java code.  This handles only registering the content
-// specific callbacks.  Any application specific JNI bindings should happen
-// once the native library has fully loaded.
-CONTENT_EXPORT bool RegisterLibraryLoaderEntryHook(JNIEnv* env);
-
 // Register all content JNI functions now, rather than waiting for the process
-// of fully loading the native library to complete.  This must only be called
-// during JNI_OnLoad.
+// of fully loading the native library to complete.
 CONTENT_EXPORT bool EnsureJniRegistered(JNIEnv* env);
 
-// Pass the version name to Content. This used to check that the library version
-// matches the version expected by Java before completing JNI registration.
-// Note: argument must remain valid at least until library loading is complete.
-CONTENT_EXPORT void SetVersionNumber(const char* version_number);
-
-// Call on exit to delete the AtExitManager which OnLibraryLoadedOnUIThread
-// created.
-CONTENT_EXPORT void LibraryLoaderExitHook();
+// Do the intialization of content needed immediately after the native library
+// has loaded.
+// This is designed to be used as a hook function to be passed to
+// base::android::SetLibraryLoadedHook
+CONTENT_EXPORT bool LibraryLoaded(JNIEnv* env,
+                                  jclass clazz,
+                                  jobjectArray init_command_line);
 
 }  // namespace content