views: Remove NativeTextButton::SetLabel() and replace all call sites with SetText().

views/controls/button/text_button.h

Index: views/controls/button/text_button.h
diff --git a/views/controls/button/text_button.h b/views/controls/button/text_button.h
index 2a2c45047dfc9e2a33f4419883da6444eedcc5c5..3373bc5829c2682a6ac9a2a04e7c75322b3648ed 100644
--- a/views/controls/button/text_button.h
+++ b/views/controls/button/text_button.h
@@ -407,13 +407,6 @@ class VIEWS_EXPORT NativeTextButton : public TextButton {
   NativeTextButton(ButtonListener* listener);
   NativeTextButton(ButtonListener* listener, const std::wstring& text);
 
-  // Sets/Gets the text to be used as the button's label.
-  // TODO: Remove this function and replace all call sites with SetText().
-  void SetLabel(const std::wstring& label) {
-    SetText(label);
-  }
-  std::wstring label() const { return text(); }
-
   // Overridden from TextButton:
   virtual gfx::Size GetMinimumSize() OVERRIDE;