Revert of Use std::unique_ptr.

src/gpu/GrLayerAtlas.cpp

 
 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrGpuResourcePriv.h"
 #include "GrLayerAtlas.h"
 #include "GrRectanizer.h"
 #include "GrTextureProvider.h"
 
 ///////////////////////////////////////////////////////////////////////////////
-GrLayerAtlas::Plot::Plot()
+GrLayerAtlas::Plot::Plot() 
     : fID(-1)
     , fRects(nullptr) {
     fOffset.set(0, 0);
 }
 
 GrLayerAtlas::Plot::~Plot() {
     delete fRects;
 }
 
 void GrLayerAtlas::Plot::init(int id, int offX, int offY, int width, int height) {
@@ skipping 21 matching lines @@
 GR_DECLARE_STATIC_UNIQUE_KEY(gLayerAtlasKey);
 static const GrUniqueKey& get_layer_atlas_key() {
     GR_DEFINE_STATIC_UNIQUE_KEY(gLayerAtlasKey);
     return gLayerAtlasKey;
 }
 
 bool GrLayerAtlas::reattachBackingTexture() {
     SkASSERT(!fTexture);
 
     fTexture.reset(fTexProvider->findAndRefTextureByUniqueKey(get_layer_atlas_key()));
-    return fTexture != nullptr;
+    return SkToBool(fTexture);
 }
 
 void GrLayerAtlas::createBackingTexture() {
     SkASSERT(!fTexture);
 
     GrSurfaceDesc desc;
     desc.fFlags = fFlags;
     desc.fWidth = fBackingTextureSize.width();
     desc.fHeight = fBackingTextureSize.height();
     desc.fConfig = fPixelConfig;
 
     fTexture.reset(fTexProvider->createTexture(desc, SkBudgeted::kYes, nullptr, 0));
 
     fTexture->resourcePriv().setUniqueKey(get_layer_atlas_key());
 }
 
-GrLayerAtlas::GrLayerAtlas(GrTextureProvider* texProvider, GrPixelConfig config,
+GrLayerAtlas::GrLayerAtlas(GrTextureProvider* texProvider, GrPixelConfig config, 
                            GrSurfaceFlags flags,
                            const SkISize& backingTextureSize,
                            int numPlotsX, int numPlotsY) {
     fTexProvider = texProvider;
     fPixelConfig = config;
     fFlags = flags;
     fBackingTextureSize = backingTextureSize;
 
     int textureWidth = fBackingTextureSize.width();
     int textureHeight = fBackingTextureSize.height();
@@ skipping 76 matching lines @@
             usage->appendPlot(plot);
             return plot;
         }
         plotIter.next();
     }
 
     // If the above fails, then the current plot list has no room
     return nullptr;
 }