set constant available disk space

Subject: Remove support for device memory and cpu recovery

Subject: Remove support for device memory and cpu recovery

---

---

 storage/browser/blob/blob_memory_controller.cc  | 13 +++++++++++--

 .../browser/quota/quota_device_info_helper.cc   | 17 +++++++++++++++--

 .../device_memory/approximated_device_memory.cc |  7 ++++++-

 .../device_memory/approximated_device_memory.cc |  7 ++++++-

 third_party/blink/common/features.cc            |  4 ++--

 third_party/blink/common/features.cc            |  4 ++--

 .../core/frame/navigator_concurrent_hardware.cc |  8 ++++++--

 .../core/frame/navigator_concurrent_hardware.cc |  8 ++++++--

 .../blink/renderer/core/timing/memory_info.cc   | 14 +++++++++++---

 .../blink/renderer/core/timing/memory_info.cc   | 14 +++++++++++---

 .../renderer/core/timing/window_performance.cc  |  2 +-

 .../renderer/core/timing/window_performance.cc  |  2 +-

 5 files changed, 26 insertions(+), 9 deletions(-)

 7 files changed, 52 insertions(+), 13 deletions(-)

diff --git a/storage/browser/blob/blob_memory_controller.cc b/storage/browser/blob/blob_memory_controller.cc

--- a/storage/browser/blob/blob_memory_controller.cc

+++ b/storage/browser/blob/blob_memory_controller.cc

@@ -49,6 +49,15 @@ using MemoryAllocation = BlobMemoryController::MemoryAllocation;

 using QuotaAllocationTask = BlobMemoryController::QuotaAllocationTask;

 using DiskSpaceFuncPtr = BlobMemoryController::DiskSpaceFuncPtr;

+// static

+#if BUILDFLAG(IS_ANDROID)

+float approximated_device_memory_gb_ = 4.0;

+constexpr size_t approximated_device_disk_size = 8ull * 1024 * 1024 * 1024;

+#else

+float approximated_device_memory_gb_ = 8.0;

+constexpr size_t approximated_device_disk_size = 200ull * 1024 * 1024 * 1024;

+#endif

+

 File::Error CreateBlobDirectory(const FilePath& blob_storage_dir) {

   File::Error error = File::FILE_OK;

   base::CreateDirectoryAndGetError(blob_storage_dir, &error);

@@ -78,9 +87,9 @@ BlobStorageLimits CalculateBlobStorageLimitsImpl(

   int64_t disk_size = 0ull;

   uint64_t memory_size = optional_memory_size_for_testing

                              ? optional_memory_size_for_testing.value()

-                             : base::SysInfo::AmountOfPhysicalMemory();

+                             : approximated_device_memory_gb_;

   if (disk_enabled && CreateBlobDirectory(storage_dir) == base::File::FILE_OK)

-    disk_size = base::SysInfo::AmountOfTotalDiskSpace(storage_dir);

+    disk_size = approximated_device_disk_size;

   BlobStorageLimits limits;

diff --git a/storage/browser/quota/quota_device_info_helper.cc b/storage/browser/quota/quota_device_info_helper.cc

--- a/storage/browser/quota/quota_device_info_helper.cc

+++ b/storage/browser/quota/quota_device_info_helper.cc

@@ -8,17 +8,30 @@

 namespace storage {

+namespace {

+

+// static

+#if BUILDFLAG(IS_ANDROID)

+float approximated_device_memory_gb_ = 4.0;

+constexpr size_t approximated_device_disk_size = 8ull * 1024 * 1024 * 1024;

+#else

+float approximated_device_memory_gb_ = 8.0;

+constexpr size_t approximated_device_disk_size = 200ull * 1024 * 1024 * 1024;

+#endif

+

+}

+

 QuotaDeviceInfoHelper::~QuotaDeviceInfoHelper() = default;

 int64_t QuotaDeviceInfoHelper::AmountOfTotalDiskSpace(

     const base::FilePath& path) const {

-  int64_t disk_space = base::SysInfo::AmountOfTotalDiskSpace(path);

+  int64_t disk_space = approximated_device_disk_size;

   UMA_HISTOGRAM_BOOLEAN("Quota.TotalDiskSpaceIsZero", disk_space <= 0);

   return disk_space;

 }

 uint64_t QuotaDeviceInfoHelper::AmountOfPhysicalMemory() const {

-  return base::SysInfo::AmountOfPhysicalMemory();

+  return approximated_device_memory_gb_;

 }

 }  // namespace storage

diff --git a/third_party/blink/common/device_memory/approximated_device_memory.cc b/third_party/blink/common/device_memory/approximated_device_memory.cc

diff --git a/third_party/blink/common/device_memory/approximated_device_memory.cc b/third_party/blink/common/device_memory/approximated_device_memory.cc

--- a/third_party/blink/common/device_memory/approximated_device_memory.cc

--- a/third_party/blink/common/device_memory/approximated_device_memory.cc

+++ b/third_party/blink/common/device_memory/approximated_device_memory.cc

+++ b/third_party/blink/common/device_memory/approximated_device_memory.cc