Remove the notificationProvider extension API

chrome/browser/notifications/notification_conversion_helper.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 "chrome/browser/notifications/notification_conversion_helper.h"
-
-#include <stddef.h>
-#include <stdint.h>
-
-#include <memory>
-#include <string>
-#include <utility>
-#include <vector>
-
-#include "base/logging.h"
-#include "base/strings/utf_string_conversions.h"
-#include "chrome/common/extensions/api/notification_provider.h"
-#include "chrome/common/extensions/api/notifications/notification_style.h"
-#include "ui/gfx/image/image_skia.h"
-#include "ui/gfx/image/image_skia_rep.h"
-#include "ui/gfx/skia_util.h"
-
-void NotificationConversionHelper::NotificationToNotificationOptions(
-    const Notification& notification,
-    extensions::api::notifications::NotificationOptions* options) {
-  // Extract required fields: type, title, message, and icon.
-  std::string type = MapTypeToString(notification.type());
-  options->type = extensions::api::notifications::ParseTemplateType(type);
-
-  if (!notification.icon().IsEmpty()) {
-    std::unique_ptr<extensions::api::notifications::NotificationBitmap> icon(
-        new extensions::api::notifications::NotificationBitmap());
-    GfxImageToNotificationBitmap(&notification.icon(), icon.get());
-    options->icon_bitmap = std::move(icon);
-  }
-
-  options->title.reset(
-      new std::string(base::UTF16ToUTF8(notification.title())));
-  options->message.reset(
-      new std::string(base::UTF16ToUTF8(notification.message())));
-
-  // Handle optional data provided.
-  const message_center::RichNotificationData* rich_data =
-      &notification.rich_notification_data();
-
-  if (!rich_data->small_image.IsEmpty()) {
-    std::unique_ptr<extensions::api::notifications::NotificationBitmap>
-        icon_mask(new extensions::api::notifications::NotificationBitmap());
-    GfxImageToNotificationBitmap(&rich_data->small_image, icon_mask.get());
-    options->app_icon_mask_bitmap = std::move(icon_mask);
-  }
-
-  options->priority.reset(new int(rich_data->priority));
-
-  options->is_clickable.reset(new bool(rich_data->clickable));
-
-  options->event_time.reset(new double(rich_data->timestamp.ToDoubleT()));
-
-  if (!rich_data->context_message.empty())
-    options->context_message.reset(
-        new std::string(base::UTF16ToUTF8(rich_data->context_message)));
-
-  if (!rich_data->buttons.empty()) {
-    options->buttons.reset(
-        new std::vector<extensions::api::notifications::NotificationButton>());
-    for (const message_center::ButtonInfo& button_info : rich_data->buttons) {
-      extensions::api::notifications::NotificationButton button;
-      button.title = base::UTF16ToUTF8(button_info.title);
-
-      if (!button_info.icon.IsEmpty()) {
-        std::unique_ptr<extensions::api::notifications::NotificationBitmap>
-            icon(new extensions::api::notifications::NotificationBitmap());
-        GfxImageToNotificationBitmap(&button_info.icon, icon.get());
-        button.icon_bitmap = std::move(icon);
-      }
-      options->buttons->push_back(std::move(button));
-    }
-  }
-
-  // Only image type notifications should have images.
-  if (type == "image" && !rich_data->image.IsEmpty()) {
-    std::unique_ptr<extensions::api::notifications::NotificationBitmap> image(
-        new extensions::api::notifications::NotificationBitmap());
-    GfxImageToNotificationBitmap(&notification.image(), image.get());
-    options->image_bitmap = std::move(image);
-  } else if (type != "image" && !rich_data->image.IsEmpty()) {
-    DVLOG(1) << "Only image type notifications should have images.";
-  }
-
-  // Only progress type notifications should have progress bars.
-  if (type == "progress")
-    options->progress.reset(new int(rich_data->progress));
-  else if (rich_data->progress != 0)
-    DVLOG(1) << "Only progress type notifications should have progress.";
-
-  // Only list type notifications should have lists.
-  if (type == "list" && !rich_data->items.empty()) {
-    options->items.reset(
-        new std::vector<extensions::api::notifications::NotificationItem>());
-    for (const message_center::NotificationItem& item : rich_data->items) {
-      extensions::api::notifications::NotificationItem api_item;
-      api_item.title = base::UTF16ToUTF8(item.title);
-      api_item.message = base::UTF16ToUTF8(item.message);
-      options->items->push_back(std::move(api_item));
-    }
-  } else if (type != "list" && !rich_data->items.empty()) {
-    DVLOG(1) << "Only list type notifications should have lists.";
-  }
-}
-
-void NotificationConversionHelper::GfxImageToNotificationBitmap(
-    const gfx::Image* gfx_image,
-    extensions::api::notifications::NotificationBitmap* notification_bitmap) {
-  SkBitmap sk_bitmap = gfx_image->AsBitmap();
-  sk_bitmap.lockPixels();
-
-  notification_bitmap->width = sk_bitmap.width();
-  notification_bitmap->height = sk_bitmap.height();
-  int pixel_count = sk_bitmap.width() * sk_bitmap.height();
-  const int BYTES_PER_PIXEL = 4;
-
-  uint32_t* bitmap_pixels = sk_bitmap.getAddr32(0, 0);
-  const unsigned char* bitmap =
-      reinterpret_cast<const unsigned char*>(bitmap_pixels);
-  std::unique_ptr<std::vector<char>> rgba_bitmap_data(
-      new std::vector<char>(pixel_count * BYTES_PER_PIXEL));
-
-  gfx::ConvertSkiaToRGBA(bitmap, pixel_count, reinterpret_cast<unsigned char*>(
-                                                  rgba_bitmap_data->data()));
-  sk_bitmap.unlockPixels();
-
-  notification_bitmap->data = std::move(rgba_bitmap_data);
-  return;
-}
-
-bool NotificationConversionHelper::NotificationBitmapToGfxImage(
-    float max_scale,
-    const gfx::Size& target_size_dips,
-    const extensions::api::notifications::NotificationBitmap&
-        notification_bitmap,
-    gfx::Image* return_image) {
-  const int max_device_pixel_width = target_size_dips.width() * max_scale;
-  const int max_device_pixel_height = target_size_dips.height() * max_scale;
-
-  const int BYTES_PER_PIXEL = 4;
-
-  const int width = notification_bitmap.width;
-  const int height = notification_bitmap.height;
-
-  if (width < 0 || height < 0 || width > max_device_pixel_width ||
-      height > max_device_pixel_height)
-    return false;
-
-  // Ensure we have rgba data.
-  std::vector<char>* rgba_data = notification_bitmap.data.get();
-  if (!rgba_data)
-    return false;
-
-  const size_t rgba_data_length = rgba_data->size();
-  const size_t rgba_area = width * height;
-
-  if (rgba_data_length != rgba_area * BYTES_PER_PIXEL)
-    return false;
-
-  SkBitmap bitmap;
-  // Allocate the actual backing store with the sanitized dimensions.
-  if (!bitmap.tryAllocN32Pixels(width, height))
-    return false;
-
-  // Ensure that our bitmap and our data now refer to the same number of pixels.
-  if (rgba_data_length != bitmap.getSafeSize())
-    return false;
-
-  uint32_t* pixels = bitmap.getAddr32(0, 0);
-  const char* c_rgba_data = rgba_data->data();
-
-  for (size_t t = 0; t < rgba_area; ++t) {
-    // |c_rgba_data| is RGBA, pixels is ARGB.
-    size_t rgba_index = t * BYTES_PER_PIXEL;
-    pixels[t] =
-        SkPreMultiplyColor(((c_rgba_data[rgba_index + 3] & 0xFF) << 24) |
-                           ((c_rgba_data[rgba_index + 0] & 0xFF) << 16) |
-                           ((c_rgba_data[rgba_index + 1] & 0xFF) << 8) |
-                           ((c_rgba_data[rgba_index + 2] & 0xFF) << 0));
-  }
-
-  // TODO(dewittj): Handle HiDPI images with more than one scale factor
-  // representation.
-  gfx::ImageSkia skia(gfx::ImageSkiaRep(bitmap, 1.0f));
-  *return_image = gfx::Image(skia);
-  return true;
-}
-
-std::string NotificationConversionHelper::MapTypeToString(
-    message_center::NotificationType type) {
-  switch (type) {
-    case message_center::NOTIFICATION_TYPE_BASE_FORMAT:
-      return "basic";
-    case message_center::NOTIFICATION_TYPE_IMAGE:
-      return "image";
-    case message_center::NOTIFICATION_TYPE_MULTIPLE:
-      return "list";
-    case message_center::NOTIFICATION_TYPE_PROGRESS:
-      return "progress";
-    case message_center::NOTIFICATION_TYPE_CUSTOM:
-      return "custom";
-    default:
-      NOTREACHED();
-      return "";
-  }
-}