Fix DCHECK(gr_texture) when running test_sky

sky/compositor/resource_manager.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 "sky/compositor/resource_manager.h"
 
 #ifndef GL_GLEXT_PROTOTYPES
 #define GL_GLEXT_PROTOTYPES
 #endif
 
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "gpu/GLES2/gl2chromium.h"
 #include "gpu/GLES2/gl2extchromium.h"
 #include "mojo/converters/geometry/geometry_type_converters.h"
 #include "mojo/gpu/gl_context.h"
 #include "mojo/gpu/gl_texture.h"
 #include "mojo/public/c/gles2/gles2.h"
 #include "sky/compositor/layer.h"
 
 namespace sky {
 
 ResourceManager::ResourceManager(base::WeakPtr<mojo::GLContext> gl_context)
     : gl_context_(gl_context), next_resource_id_(0) {
 }
 
 ResourceManager::~ResourceManager() {
   STLDeleteContainerPairSecondPointers(resource_to_texture_map_.begin(),
-                             resource_to_texture_map_.end());
+                                       resource_to_texture_map_.end());
 }
 
 scoped_ptr<mojo::GLTexture> ResourceManager::CreateTexture(
     const gfx::Size& size) {
   gl_context_->MakeCurrent();
   return make_scoped_ptr(new mojo::GLTexture(
       gl_context_, mojo::TypeConverter<mojo::Size, gfx::Size>::Convert(size)));
 }
 
 mojo::TransferableResourcePtr ResourceManager::CreateTransferableResource(
@@ skipping 42 matching lines @@
     mojo::GLTexture* texture = iter->second;
     DCHECK_NE(0u, texture->texture_id());
     resource_to_texture_map_.erase(iter);
     // TODO(abarth): Consider recycling the texture.
     glWaitSyncPointCHROMIUM(resource->sync_point);
     delete texture;
   }
 }
 
 }  // namespace examples