Remove iOS conditions in content/ build files.

content/child/BUILD.gn

Index: content/child/BUILD.gn
diff --git a/content/child/BUILD.gn b/content/child/BUILD.gn
index c2cb0b37c818e8ca292bf2f1c59116e6ee04fbda..d6993efe0235c951c17949488519ee41935a6c6d 100644
--- a/content/child/BUILD.gn
+++ b/content/child/BUILD.gn
@@ -27,17 +27,26 @@ source_set("child") {
   deps = [
     "//base",
     "//components/mime_util",
+    "//components/scheduler:scheduler",
     "//components/tracing",
     "//components/tracing:startup_tracing",
     "//components/webcrypto",
+    "//content/app/resources",
+    "//content/app/strings",
     "//content/common:mojo_bindings",
+    "//crypto:platform",
     "//mojo/common",
     "//mojo/message_pump",
     "//mojo/shell/public/interfaces",
     "//mojo/shell/runner/common",
     "//net",
     "//skia",
+    "//storage/common",
+    "//third_party/WebKit/public:blink_headers",
+    "//third_party/WebKit/public:image_resources",
+    "//third_party/WebKit/public:resources",
     "//third_party/icu",
+    "//third_party/npapi",
     "//ui/base",
     "//ui/events/gestures/blink",
     "//ui/gfx",
@@ -102,24 +111,6 @@ source_set("child") {
     "//build/config/compiler:no_size_t_to_int_warning",
   ]
 
-  if (is_ios) {
-    # iOS only needs a small portion of content; exclude all the
-    # implementation, and re-include what is used.
-    sources = []
-  } else {
-    deps += [
-      "//components/scheduler:scheduler",
-      "//content/app/resources",
-      "//content/app/strings",
-      "//crypto:platform",
-      "//storage/common",
-      "//third_party/WebKit/public:blink_headers",
-      "//third_party/WebKit/public:image_resources",
-      "//third_party/WebKit/public:resources",
-      "//third_party/npapi",
-    ]
-  }
-
   if (use_aura && is_mac) {
     # This file is already excluded on non-Mac.
     sources -= [ "npapi/webplugin_delegate_impl_mac.mm" ]