Remove -Wno-deprecated from linux and android

build/config/compiler/BUILD.gn

 # 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.
 
 import("//build/config/android/config.gni")
 import("//build/config/chrome_build.gni")
 import("//build/config/chromecast_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/toolchain/cc_wrapper.gni")
 import("//build/toolchain/toolchain.gni")
@@ skipping 1190 matching lines @@
   }
 
   if (is_clang) {
     cflags += [
       # Lots of third-party libraries have unused variables. Instead of
       # suppressing them individually, we just blanket suppress them here.
       "-Wno-unused-variable",
     ]
   }
 
-  if (is_linux || is_android) {
-    cflags_cc += [
-      # Don't warn about hash_map in third-party code.
-      "-Wno-deprecated",
-    ]
-  }
-
   configs = [ ":default_warnings" ]
 }
 
 # rtti ------------------------------------------------------------------------
 #
 # Allows turning Run-Time Type Identification on or off.
 
 config("rtti") {
   if (is_win) {
     cflags_cc = [ "/GR" ]
@@ skipping 506 matching lines @@
 
 if (is_ios || is_mac) {
   # On Mac and iOS, this enables support for ARC (automatic ref-counting).
   # See http://clang.llvm.org/docs/AutomaticReferenceCounting.html.
   config("enable_arc") {
     common_flags = [ "-fobjc-arc" ]
     cflags_objc = common_flags
     cflags_objcc = common_flags
   }
 }