cc: Make images that can't possibly fit in cache not checker.

cc/tiles/image_controller.cc

 // Copyright 2016 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/tiles/image_controller.h"
 
 #include "base/bind.h"
 #include "base/task_scheduler/post_task.h"
 #include "base/task_scheduler/task_traits.h"
 #include "base/threading/thread_restrictions.h"
@@ skipping 113 matching lines @@
   DCHECK(!cache_ || !cache);
 
   if (!cache) {
     SetPredecodeImages(std::vector<DrawImage>(),
                        ImageDecodeCache::TracingInfo());
     StopWorkerTasks();
   }
 
   cache_ = cache;
 
-  if (cache_)
+  if (cache_) {
+    image_cache_max_limit_bytes_ = cache_->GetMaximumMemoryLimit();

[Khushal, 2017/04/28 00:12:53]

Reset this in !cache above?

[vmpstr, 2017/04/28 17:18:30]

Done.

     GenerateTasksForOrphanedRequests();
+  }
 }
 
 void ImageController::GetTasksForImagesAndRef(
     std::vector<DrawImage>* images,
     std::vector<scoped_refptr<TileTask>>* tasks,
     const ImageDecodeCache::TracingInfo& tracing_info) {
   DCHECK(cache_);
   for (auto it = images->begin(); it != images->end();) {
     scoped_refptr<TileTask> task;
     bool need_to_unref_when_finished =
@@ skipping 225 matching lines @@
 ImageController::ImageDecodeRequest::ImageDecodeRequest(
     const ImageDecodeRequest& other) = default;
 ImageController::ImageDecodeRequest::~ImageDecodeRequest() = default;
 
 ImageController::ImageDecodeRequest& ImageController::ImageDecodeRequest::
 operator=(ImageDecodeRequest&& other) = default;
 ImageController::ImageDecodeRequest& ImageController::ImageDecodeRequest::
 operator=(const ImageDecodeRequest& other) = default;
 
 }  // namespace cc