views: Switch Checkbox over to LabelButton.

ui/views/controls/button/label_button.cc

Index: ui/views/controls/button/label_button.cc
diff --git a/ui/views/controls/button/label_button.cc b/ui/views/controls/button/label_button.cc
index bc1c06351ee9ed514c0c2f62b20c4e6cec259a59..71e0cd6e4dc3c4fda72a65b5c4e65d5f1f7d2ec4 100644
--- a/ui/views/controls/button/label_button.cc
+++ b/ui/views/controls/button/label_button.cc
@@ -194,6 +194,17 @@ const char* LabelButton::GetClassName() const {
   return kViewClassName;
 }
 
+void LabelButton::GetExtraParams(ui::NativeTheme::ExtraParams* params) const {
+  params->button.checked = false;
+  params->button.indeterminate = false;
+  params->button.is_default = is_default_;
+  params->button.is_focused = HasFocus() && IsAccessibilityFocusable();
+  params->button.has_border = style() == STYLE_NATIVE_TEXTBUTTON;
+  params->button.classic_state = 0;
+  params->button.background_color = GetNativeTheme()->GetSystemColor(
+      ui::NativeTheme::kColorId_ButtonBackgroundColor);
+}
+
 void LabelButton::ResetColorsFromNativeTheme() {
   const ui::NativeTheme* theme = GetNativeTheme();
   SkColor colors[STATE_COUNT] = {
@@ -292,7 +303,7 @@ gfx::Rect LabelButton::GetThemePaintRect() const {
 ui::NativeTheme::State LabelButton::GetThemeState(
     ui::NativeTheme::ExtraParams* params) const {
   GetExtraParams(params);
-  switch(state()) {
+  switch (state()) {
     case STATE_NORMAL:   return ui::NativeTheme::kNormal;
     case STATE_HOVERED:  return ui::NativeTheme::kHovered;
     case STATE_PRESSED:  return ui::NativeTheme::kPressed;
@@ -325,15 +336,4 @@ ui::NativeTheme::State LabelButton::GetForegroundThemeState(
   return ui::NativeTheme::kHovered;
 }
 
-void LabelButton::GetExtraParams(ui::NativeTheme::ExtraParams* params) const {
-  params->button.checked = false;
-  params->button.indeterminate = false;
-  params->button.is_default = is_default_;
-  params->button.is_focused = HasFocus() && IsAccessibilityFocusable();
-  params->button.has_border = style() == STYLE_NATIVE_TEXTBUTTON;
-  params->button.classic_state = 0;
-  params->button.background_color = GetNativeTheme()->GetSystemColor(
-      ui::NativeTheme::kColorId_ButtonBackgroundColor);
-}
-
 }  // namespace views