[Android] Remove the workaround code of a platform bug.

base/android/library_loader/library_loader_hooks.cc

Index: base/android/library_loader/library_loader_hooks.cc
diff --git a/base/android/library_loader/library_loader_hooks.cc b/base/android/library_loader/library_loader_hooks.cc
index 809275dc4314925601ca959628d7b3d78d6a8315..965d0309f83a877f1b7a3b3faedf719009e45e3f 100644
--- a/base/android/library_loader/library_loader_hooks.cc
+++ b/base/android/library_loader/library_loader_hooks.cc
@@ -136,9 +136,5 @@ jstring GetVersionNumber(JNIEnv* env, jclass clazz) {
   return ConvertUTF8ToJavaString(env, g_library_version_number).Release();
 }
 
-static void RecordNativeLibraryHack(JNIEnv*, jclass, jboolean usedHack) {
-  UMA_HISTOGRAM_BOOLEAN("LibraryLoader.NativeLibraryHack", usedHack);
-}
-
 }  // namespace android
 }  // namespace base