Fix 'gn check' errors in //ui/* and add to default checked set

ui/base/BUILD.gn

Index: ui/base/BUILD.gn
diff --git a/ui/base/BUILD.gn b/ui/base/BUILD.gn
index 189a0176dce4d620104f51dbf08cf29a58ed62d4..b56f9ad28fce696b5237616b5d686fe51e66da8e 100644
--- a/ui/base/BUILD.gn
+++ b/ui/base/BUILD.gn
@@ -19,7 +19,6 @@ component("base") {
     "accelerators/accelerator_manager.cc",
     "accelerators/accelerator_manager.h",
     "accelerators/platform_accelerator.h",
-    "ui_base_export.h",
   ]
 
   defines = [ "UI_BASE_IMPLEMENTATION" ]
@@ -88,7 +87,10 @@ component("base") {
   }
 
   if (is_android) {
-    deps += [ ":ui_base_jni_headers" ]
+    deps += [
+      ":ui_base_jni_headers",
+      "//cc",
+    ]
 
     libs += [ "jnigraphics" ]
   }