ui: Clean up naming of paint-related identifiers

ui/native_theme/native_theme_base.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_NATIVE_THEME_NATIVE_THEME_BASE_H_
 #define UI_NATIVE_THEME_NATIVE_THEME_BASE_H_
 
 #include <memory>
 
 #include "base/compiler_specific.h"
@@ skipping 151 matching lines @@
  private:
   friend class NativeThemeAuraTest;
 
   SkPath PathForArrow(const gfx::Rect& rect, Part direction) const;
   gfx::Rect BoundingRectForArrow(const gfx::Rect& rect) const;
 
   void DrawVertLine(cc::PaintCanvas* canvas,
                     int x,
                     int y1,
                     int y2,
-                    const cc::PaintFlags& paint) const;
+                    const cc::PaintFlags& flags) const;
   void DrawHorizLine(cc::PaintCanvas* canvas,
                      int x1,
                      int x2,
                      int y,
-                     const cc::PaintFlags& paint) const;
+                     const cc::PaintFlags& flags) const;
   void DrawBox(cc::PaintCanvas* canvas,
                const gfx::Rect& rect,
-               const cc::PaintFlags& paint) const;
+               const cc::PaintFlags& flags) const;
   SkScalar Clamp(SkScalar value,
                  SkScalar min,
                  SkScalar max) const;
   SkColor OutlineColor(SkScalar* hsv1, SkScalar* hsv2) const;
 
   // Paint the common parts of the checkboxes and radio buttons.
   // borderRadius specifies how rounded the corners should be.
   SkRect PaintCheckboxRadioCommon(cc::PaintCanvas* canvas,
                                   State state,
                                   const gfx::Rect& rect,
                                   const SkScalar borderRadius) const;
 
   // The length of the arrow buttons, 0 means no buttons are drawn.
   int scrollbar_button_length_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeThemeBase);
 };
 
 }  // namespace ui
 
 #endif  // UI_NATIVE_THEME_NATIVE_THEME_BASE_H_