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components/html_viewer/web_mime_registry_impl.cc

Index: components/html_viewer/web_mime_registry_impl.cc
diff --git a/components/html_viewer/web_mime_registry_impl.cc b/components/html_viewer/web_mime_registry_impl.cc
deleted file mode 100644
index c85656a42eb67d477d56ffb341c1d27be4b41af9..0000000000000000000000000000000000000000
--- a/components/html_viewer/web_mime_registry_impl.cc
+++ /dev/null
@@ -1,116 +0,0 @@
-// 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 "components/html_viewer/web_mime_registry_impl.h"
-
-#include "base/files/file_path.h"
-#include "base/strings/string_util.h"
-#include "base/strings/sys_string_conversions.h"
-#include "base/strings/utf_string_conversions.h"
-#include "components/mime_util/mime_util.h"
-#include "media/base/key_systems.h"
-#include "media/base/mime_util.h"
-#include "media/filters/stream_parser_factory.h"
-#include "net/base/mime_util.h"
-#include "third_party/WebKit/public/platform/WebString.h"
-
-namespace html_viewer {
-namespace {
-
-std::string ToASCIIOrEmpty(const blink::WebString& string) {
-  return base::IsStringASCII(string)
-      ? base::UTF16ToASCII(base::StringPiece16(string))
-      : std::string();
-}
-
-}  // namespace
-
-blink::WebMimeRegistry::SupportsType WebMimeRegistryImpl::supportsMIMEType(
-    const blink::WebString& mime_type) {
-  return mime_util::IsSupportedMimeType(ToASCIIOrEmpty(mime_type))
-             ? blink::WebMimeRegistry::IsSupported
-             : blink::WebMimeRegistry::IsNotSupported;
-}
-
-blink::WebMimeRegistry::SupportsType WebMimeRegistryImpl::supportsImageMIMEType(
-    const blink::WebString& mime_type) {
-  return mime_util::IsSupportedImageMimeType(ToASCIIOrEmpty(mime_type))
-             ? blink::WebMimeRegistry::IsSupported
-             : blink::WebMimeRegistry::IsNotSupported;
-}
-
-blink::WebMimeRegistry::SupportsType
-WebMimeRegistryImpl::supportsImagePrefixedMIMEType(
-    const blink::WebString& mime_type) {
-  std::string ascii_mime_type = ToASCIIOrEmpty(mime_type);
-  return (mime_util::IsSupportedImageMimeType(ascii_mime_type) ||
-          (base::StartsWith(ascii_mime_type, "image/",
-                            base::CompareCase::SENSITIVE) &&
-           mime_util::IsSupportedNonImageMimeType(ascii_mime_type)))
-             ? WebMimeRegistry::IsSupported
-             : WebMimeRegistry::IsNotSupported;
-}
-
-blink::WebMimeRegistry::SupportsType
-    WebMimeRegistryImpl::supportsJavaScriptMIMEType(
-    const blink::WebString& mime_type) {
-  return mime_util::IsSupportedJavascriptMimeType(ToASCIIOrEmpty(mime_type))
-             ? blink::WebMimeRegistry::IsSupported
-             : blink::WebMimeRegistry::IsNotSupported;
-}
-
-blink::WebMimeRegistry::SupportsType WebMimeRegistryImpl::supportsMediaMIMEType(
-    const blink::WebString& mime_type,
-    const blink::WebString& codecs,
-    const blink::WebString& key_system) {
-  const std::string mime_type_ascii = ToASCIIOrEmpty(mime_type);
-
-  // Mojo does not currently support any key systems.
-  if (!key_system.isEmpty())
-    return IsNotSupported;
-
-  std::vector<std::string> codec_vector;
-  media::ParseCodecString(ToASCIIOrEmpty(codecs), &codec_vector, false);
-  return static_cast<WebMimeRegistry::SupportsType>(
-      media::IsSupportedMediaFormat(mime_type_ascii, codec_vector));
-}
-
-bool WebMimeRegistryImpl::supportsMediaSourceMIMEType(
-    const blink::WebString& mime_type,
-    const blink::WebString& codecs) {
-  const std::string mime_type_ascii = ToASCIIOrEmpty(mime_type);
-  if (mime_type_ascii.empty())
-    return false;
-
-  std::vector<std::string> parsed_codec_ids;
-  media::ParseCodecString(ToASCIIOrEmpty(codecs), &parsed_codec_ids, false);
-  return media::StreamParserFactory::IsTypeSupported(mime_type_ascii,
-                                                     parsed_codec_ids);
-}
-
-blink::WebMimeRegistry::SupportsType
-    WebMimeRegistryImpl::supportsNonImageMIMEType(
-    const blink::WebString& mime_type) {
-  return mime_util::IsSupportedNonImageMimeType(ToASCIIOrEmpty(mime_type))
-             ? blink::WebMimeRegistry::IsSupported
-             : blink::WebMimeRegistry::IsNotSupported;
-}
-
-blink::WebString WebMimeRegistryImpl::mimeTypeForExtension(
-    const blink::WebString& file_extension) {
-  std::string mime_type;
-  net::GetMimeTypeFromExtension(
-      base::FilePath::FromUTF16Unsafe(file_extension).value(), &mime_type);
-  return blink::WebString::fromUTF8(mime_type);
-}
-
-blink::WebString WebMimeRegistryImpl::wellKnownMimeTypeForExtension(
-    const blink::WebString& file_extension) {
-  std::string mime_type;
-  net::GetWellKnownMimeTypeFromExtension(
-      base::FilePath::FromUTF16Unsafe(file_extension).value(), &mime_type);
-  return blink::WebString::fromUTF8(mime_type);
-}
-
-}  // namespace html_viewer