ash: Clean up naming of paint-related identifiers

ash/utility/screenshot_controller.cc

 // Copyright 2014 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.
 
 #include "ash/utility/screenshot_controller.h"
 
 #include <cmath>
 
 #include "ash/display/mouse_cursor_event_filter.h"
 #include "ash/public/cpp/shell_window_ids.h"
@@ skipping 142 matching lines @@
 
     gfx::Point pseudo_cursor_point = cursor_location_in_root_;
 
     // The cursor is above/before region.
     if (pseudo_cursor_point.x() == region_.x())
       pseudo_cursor_point.Offset(-1, 0);
 
     if (pseudo_cursor_point.y() == region_.y())
       pseudo_cursor_point.Offset(0, -1);
 
-    cc::PaintFlags paint;
-    paint.setAntiAlias(false);
-    paint.setStrokeWidth(1);
-    paint.setColor(SK_ColorWHITE);
-    paint.setBlendMode(SkBlendMode::kSrc);
+    cc::PaintFlags flags;
+    flags.setAntiAlias(false);
+    flags.setStrokeWidth(1);
+    flags.setColor(SK_ColorWHITE);
+    flags.setBlendMode(SkBlendMode::kSrc);
     gfx::Vector2d width(kCursorSize / 2, 0);
     gfx::Vector2d height(0, kCursorSize / 2);
     gfx::Vector2d white_x_offset(1, -1);
     gfx::Vector2d white_y_offset(1, -1);
     // Horizontal
     canvas->DrawLine(pseudo_cursor_point - width + white_x_offset,
-                     pseudo_cursor_point + width + white_x_offset, paint);
-    paint.setStrokeWidth(1);
+                     pseudo_cursor_point + width + white_x_offset, flags);
+    flags.setStrokeWidth(1);
     // Vertical
     canvas->DrawLine(pseudo_cursor_point - height + white_y_offset,
-                     pseudo_cursor_point + height + white_y_offset, paint);
+                     pseudo_cursor_point + height + white_y_offset, flags);
 
-    paint.setColor(SK_ColorBLACK);
+    flags.setColor(SK_ColorBLACK);
     // Horizontal
     canvas->DrawLine(pseudo_cursor_point - width, pseudo_cursor_point + width,
-                     paint);
+                     flags);
     // Vertical
     canvas->DrawLine(pseudo_cursor_point - height, pseudo_cursor_point + height,
-                     paint);
+                     flags);
   }
 
   bool draw_inactive_overlay_;
 
   gfx::Rect region_;
 
   gfx::Point cursor_location_in_root_;
 
   DISALLOW_COPY_AND_ASSIGN(ScreenshotLayer);
 };
@@ skipping 348 matching lines @@
 
 void ScreenshotController::OnDisplayMetricsChanged(
     const display::Display& display,
     uint32_t changed_metrics) {}
 
 void ScreenshotController::OnWindowDestroying(aura::Window* window) {
   SetSelectedWindow(nullptr);
 }
 
 }  // namespace ash