Remove deprecated functions from Canvas in favor of the RectF version.

ui/gfx/canvas.cc

 // 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.
 
 #include "ui/gfx/canvas.h"
 
 #include <cmath>
 #include <limits>
 
 #include "base/i18n/rtl.h"
@@ skipping 97 matching lines @@
   // to call extractSubset or the copy constructor, since we want an actual copy
   // of the bitmap.
   const SkISize size = canvas_->getBaseLayerSize();
   SkBitmap result;
   result.allocN32Pixels(size.width(), size.height());
 
   canvas_->readPixels(&result, 0, 0);
   return ImageSkiaRep(result, image_scale_);
 }
 
-void Canvas::DrawDashedRect(const Rect& rect, SkColor color) {
-  DrawDashedRect(RectF(rect), color);
-}
-
 void Canvas::DrawDashedRect(const RectF& rect, SkColor color) {
   if (rect.IsEmpty())
     return;
   // Create a 2D bitmap containing alternating on/off pixels - we do this
   // so that you never get two pixels of the same color around the edges
   // of the focus rect (this may mean that opposing edges of the rect may
   // have a dot pattern out of phase to each other).
   static SkColor last_color;
   static SkBitmap* dots = NULL;
   if (!dots || last_color != color) {
@@ skipping 103 matching lines @@
 }
 
 void Canvas::FillRect(const Rect& rect, SkColor color, SkBlendMode mode) {
   cc::PaintFlags flags;
   flags.setColor(color);
   flags.setStyle(cc::PaintFlags::kFill_Style);
   flags.setBlendMode(mode);
   DrawRect(rect, flags);
 }
 
-void Canvas::DrawRect(const Rect& rect, SkColor color) {
-  DrawRect(RectF(rect), color);
-}
-
 void Canvas::DrawRect(const RectF& rect, SkColor color) {
   DrawRect(rect, color, SkBlendMode::kSrcOver);
 }
 
-void Canvas::DrawRect(const Rect& rect, SkColor color, SkBlendMode mode) {
-  DrawRect(RectF(rect), color, mode);
-}
-
 void Canvas::DrawRect(const RectF& rect, SkColor color, SkBlendMode mode) {
   cc::PaintFlags flags;
   flags.setColor(color);
   flags.setStyle(cc::PaintFlags::kStroke_Style);
   // Set a stroke width of 0, which will put us down the stroke rect path.  If
   // we set a stroke width of 1, for example, this will internally create a
   // path and fill it, which causes problems near the edge of the canvas.
   flags.setStrokeWidth(SkIntToScalar(0));
   flags.setBlendMode(mode);
 
@@ skipping 355 matching lines @@
   bitmap_.emplace();
   bitmap_->allocPixels(info);
   // Ensure that the bitmap is zeroed, since the code expects that.
   memset(bitmap_->getPixels(), 0, bitmap_->getSafeSize());
 
   owned_canvas_ = cc::SkiaPaintCanvas(bitmap_.value());
   return &owned_canvas_.value();
 }
 
 }  // namespace gfx