Move all remaining appcache-related code to content namespace

content/browser/BUILD.gn

 # Copyright 2014 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/features.gni")
 import("//build/config/ui.gni")
 import("//content/browser/browser.gni")
 
+config("storage_config") {
+  if (is_android) {
+    defines = [ "APPCACHE_USE_SIMPLE_CACHE" ]
+  }
+}
+
 source_set("browser") {
   # Only targets in the content tree can depend directly on this target.
   visibility = [ "//content/*" ]
 
   defines = []
   libs = []
   ldflags = []
 
   # Shared deps. See also non-iOS deps below.
   deps = [
@@ skipping 342 matching lines @@
       sources -= [
         "geolocation/empty_wifi_data_provider.cc",
       ]
       deps += [ "//dbus" ]
     } else {
       # This will already have gotten removed for all non-Linux cases.
        sources -= [ "geolocation/wifi_data_provider_linux.cc" ]
     }
   }
 }