Prefix string16 with base:: in ui/.

ui/base/ime/dummy_text_input_client.h

Index: ui/base/ime/dummy_text_input_client.h
diff --git a/ui/base/ime/dummy_text_input_client.h b/ui/base/ime/dummy_text_input_client.h
index 1242bb990d085b1271efe9f160ac7948f320840b..b2ebe641a3d0a5d6bd24a559a0e72f7b57971d18 100644
--- a/ui/base/ime/dummy_text_input_client.h
+++ b/ui/base/ime/dummy_text_input_client.h
@@ -20,7 +20,7 @@ class DummyTextInputClient : public TextInputClient {
       const ui::CompositionText& composition) OVERRIDE;
   virtual void ConfirmCompositionText() OVERRIDE;
   virtual void ClearCompositionText() OVERRIDE;
-  virtual void InsertText(const string16& text) OVERRIDE;
+  virtual void InsertText(const base::string16& text) OVERRIDE;
   virtual void InsertChar(char16 ch, int flags) OVERRIDE;
   virtual gfx::NativeWindow GetAttachedWindow() const OVERRIDE;
   virtual ui::TextInputType GetTextInputType() const OVERRIDE;
@@ -36,7 +36,7 @@ class DummyTextInputClient : public TextInputClient {
   virtual bool SetSelectionRange(const gfx::Range& range) OVERRIDE;
   virtual bool DeleteRange(const gfx::Range& range) OVERRIDE;
   virtual bool GetTextFromRange(const gfx::Range& range,
-                                string16* text) const OVERRIDE;
+                                base::string16* text) const OVERRIDE;
   virtual void OnInputMethodChanged() OVERRIDE;
   virtual bool ChangeTextDirectionAndLayoutAlignment(
       base::i18n::TextDirection direction) OVERRIDE;