Introduce ui.dll / libui.so for the component build.

ui/base/l10n/l10n_util_collator.h

Index: ui/base/l10n/l10n_util_collator.h
===================================================================
--- ui/base/l10n/l10n_util_collator.h	(revision 91577)
+++ ui/base/l10n/l10n_util_collator.h	(working copy)
@@ -18,9 +18,10 @@
 namespace l10n_util {
 
 // Compares the two strings using the specified collator.
-UCollationResult CompareString16WithCollator(const icu::Collator* collator,
-                                             const string16& lhs,
-                                             const string16& rhs);
+UI_BASE_API UCollationResult CompareString16WithCollator(
+    const icu::Collator* collator,
+    const string16& lhs,
+    const string16& rhs);
 
 // Used by SortStringsUsingMethod. Invokes a method on the objects passed to
 // operator (), comparing the string results using a collator.
@@ -110,7 +111,7 @@
 };
 
 // Specialization of operator() method for string16 version.
-template <>
+template <> UI_BASE_API
 bool StringComparator<string16>::operator()(const string16& lhs,
                                             const string16& rhs);