mac: Prepare for -Wunused-functions.

chrome/browser/devtools/adb/android_rsa.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/devtools/adb/android_rsa.h"
 
 #include "base/base64.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/prefs/pref_service_syncable.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 58 matching lines @@
 uint32* BnNew() {
   uint32* result = new uint32[kBigIntSize];
   memset(result, 0, kBigIntSize * sizeof(uint32));
   return result;
 }
 
 void BnFree(uint32* a) {
   delete[] a;
 }
 
-void BnPrint(const std::string& title, uint32_t* a) {
-    int i = kBigIntSize - 1;
-    fprintf(stderr, "%s: ", title.c_str());
-    while (!a[i]) --i;
-    for (; i >= 0; --i)
-        fprintf(stderr, "%08x", a[i]);
-    fprintf(stderr, "\n");
-}
-
 uint32* BnCopy(uint32* a) {
   uint32* result = new uint32[kBigIntSize];
   memcpy(result, a, kBigIntSize * sizeof(uint32));
   return result;
 }
 
-void BnAdd(uint32* a, uint32* b) {
-  uint64 carry_over = 0;
-  for (size_t i = 0; i < kBigIntSize; ++i) {
-    carry_over += static_cast<uint64>(a[i]) + b[i];
-    a[i] = carry_over & kuint32max;
-    carry_over >>= 32;
-  }
-}
-
 uint32* BnMul(uint32* a, uint32 b) {
   uint32* result = BnNew();
   uint64 carry_over = 0;
   for (size_t i = 0; i < kBigIntSize; ++i) {
     carry_over += static_cast<uint64>(a[i]) * b;
     result[i] = carry_over & kuint32max;
     carry_over >>= 32;
   }
   return result;
 }
@@ skipping 167 matching lines @@
 std::string AndroidRSASign(crypto::RSAPrivateKey* key,
                            const std::string& body) {
   std::vector<uint8> digest(body.begin(), body.end());
   std::vector<uint8> result;
   if (!crypto::SignatureCreator::Sign(key, vector_as_array(&digest),
                                       digest.size(), &result)) {
     return std::string();
   }
   return std::string(result.begin(), result.end());
 }