Componentize safe_browsing [+1]: move protos to component

tools/ipc_fuzzer/message_tools/BUILD.gn

 # Copyright 2016 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.
 
 executable("ipc_message_util") {
   configs += [ "//tools/ipc_fuzzer:ipc_fuzzer_tool_config" ]
   deps = [
     "//third_party/re2",
     "//tools/ipc_fuzzer/message_lib:ipc_message_lib",
   ]
   sources = [
     "message_util.cc",
   ]
 }
 
 executable("ipc_message_list") {
   configs += [ "//tools/ipc_fuzzer:ipc_fuzzer_tool_config" ]
   deps = [
-    "//chrome/common/safe_browsing:proto",
+    "//components/safe_browsing/common:proto",
     "//tools/ipc_fuzzer/message_lib:ipc_message_lib",
   ]
   sources = [
     "message_list.cc",
   ]
 }