Alternative Multi-dimensional Rappor

components/rappor/bloom_filter.h

Index: components/rappor/bloom_filter.h
diff --git a/components/rappor/bloom_filter.h b/components/rappor/bloom_filter.h
index 482f1c3668eeadff185ba9ead35aa4b90cf70e2a..20adfab5fcea0750c0cd211b16cc1a4f91005efb 100644
--- a/components/rappor/bloom_filter.h
+++ b/components/rappor/bloom_filter.h
@@ -47,6 +47,17 @@ class BloomFilter {
   DISALLOW_COPY_AND_ASSIGN(BloomFilter);
 };
 
+
+namespace internal {
+
+// A function for getting bloom filters less than or equal to 64 bits.
+uint64_t GetBloomBits(uint32_t bytes_size,
+                      uint32_t hash_function_count,
+                      uint32_t hash_seed_offset,
+                      const std::string& str);
+
+}  // namespace internal
+
 }  // namespace rappor
 
 #endif  // COMPONENTS_RAPPOR_BLOOM_FILTER_H_