cc: Remove FinishAllRendering, as it doesn't do anything anymore.

cc/output/software_renderer.cc

 // Copyright 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 "cc/output/software_renderer.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/trace_event/trace_event.h"
 #include "cc/base/math_util.h"
 #include "cc/output/compositor_frame.h"
@@ skipping 114 matching lines @@
   // rendering, but the underlying effect we want is to clear any existing
   // clipRect on the current SkCanvas. This is done by setting clipRect to
   // the viewport's dimensions.
   if (!current_canvas_)
     return;
   is_scissor_enabled_ = false;
   SkISize size = current_canvas_->getBaseLayerSize();
   SetClipRect(gfx::Rect(size.width(), size.height()));
 }
 
-void SoftwareRenderer::Finish() {}
-
 void SoftwareRenderer::BindFramebufferToOutputSurface(DrawingFrame* frame) {
   DCHECK(!output_surface_->HasExternalStencilTest());
   current_framebuffer_lock_ = nullptr;
   current_framebuffer_canvas_.reset();
   current_canvas_ = root_canvas_;
 }
 
 bool SoftwareRenderer::BindFramebufferToTexture(
     DrawingFrame* frame,
     const ScopedResource* texture) {
@@ skipping 606 matching lines @@
       ApplyImageFilter(filter.get(), quad, backdrop_bitmap, nullptr);
 
   if (!filter_backdrop_image)
     return nullptr;
 
   return filter_backdrop_image->makeShader(content_tile_mode, content_tile_mode,
                                            &filter_backdrop_transform);
 }
 
 }  // namespace cc