Prefix string16 with base:: in ui/.

ui/base/ime/dummy_text_input_client.cc

Index: ui/base/ime/dummy_text_input_client.cc
diff --git a/ui/base/ime/dummy_text_input_client.cc b/ui/base/ime/dummy_text_input_client.cc
index 652e2c52bf7a44457a41e05d8055b1f2d70f0da6..5dbd69b0d8cb5d267f723bea632c6aec04c7d884 100644
--- a/ui/base/ime/dummy_text_input_client.cc
+++ b/ui/base/ime/dummy_text_input_client.cc
@@ -23,7 +23,7 @@ void DummyTextInputClient::ConfirmCompositionText() {
 void DummyTextInputClient::ClearCompositionText() {
 }
 
-void DummyTextInputClient::InsertText(const string16& text) {
+void DummyTextInputClient::InsertText(const base::string16& text) {
 }
 
 void DummyTextInputClient::InsertChar(char16 ch, int flags) {
@@ -80,7 +80,7 @@ bool DummyTextInputClient::DeleteRange(const gfx::Range& range) {
 }
 
 bool DummyTextInputClient::GetTextFromRange(const gfx::Range& range,
-                                            string16* text) const {
+                                            base::string16* text) const {
   return false;
 }