ATK accessibility support for web content on Aura Linux.

content/browser/BUILD.gn

Index: content/browser/BUILD.gn
diff --git a/content/browser/BUILD.gn b/content/browser/BUILD.gn
index 474f5624af785fef408e77d5e29f954c1ac286fa..cba65e41de1b2530e18f9042bd2674dba671ab5a 100644
--- a/content/browser/BUILD.gn
+++ b/content/browser/BUILD.gn
@@ -279,6 +279,23 @@ source_set("browser") {
     }
   }
 
+  if (use_aura && !is_chromeos && is_linux && use_x11) {
+    sources += [
+      "accessibility/accessibility_tree_formatter_auralinux.cc",
+      "accessibility/browser_accessibility_auralinux.cc",
+      "accessibility/browser_accessibility_auralinux.h",
+      "accessibility/browser_accessibility_manager_auralinux.cc",
+      "accessibility/browser_accessibility_manager_auralinux.h",
+    ]
+
+    configs += [
+      "//build/config/linux:atk",
+      "//build/config/linux:atk_warnings",
+      "//build/config/linux:gconf",
+      "//build/config/linux:glib",
+    ]
+  }
+
   if (is_linux && use_aura) {
     configs += [ "//build/config/linux:fontconfig" ]
   }