Various OpenGLUI changes:

runtime/embedders/openglui/common/dart_host.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "embedders/openglui/common/dart_host.h"
 
 #include <math.h>
 #include <unistd.h>
 
+#include "embedders/openglui/common/image_cache.h"
 #include "embedders/openglui/common/log.h"
 
 DartHost::DartHost(Context *context)
     : graphics_handler_(context->graphics_handler),
       input_handler_(context->input_handler),
       sound_handler_(context->sound_handler),
       timer_(context->timer),
       vm_glue_(context->vm_glue),
       has_context_(false),
       started_(false),
       active_(false) {
+  ImageCache::Init(graphics_handler_->resource_path());
 }
 
 DartHost::~DartHost() {
 }
 
 int32_t DartHost::OnStart() {
   int result = vm_glue_->StartMainIsolate();
   if (result != 0) {
     LOGE("startMainIsolate returned %d", result);
     return -1;
@@ skipping 75 matching lines @@
 }
 
 void DartHost::OnConfigurationChanged() {
   LOGI("DartHost config changed");
 }
 
 void DartHost::OnLowMemory() {
   LOGI("DartHost low on memory");
 }