Move the IsSupported* mime functions out of //net and into //components/mime_util

content/child/simple_webmimeregistry_impl.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 "content/child/simple_webmimeregistry_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 "net/base/mime_util.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 
 using blink::WebString;
 using blink::WebMimeRegistry;
 
 namespace content {
 
 //static
 std::string SimpleWebMimeRegistryImpl::ToASCIIOrEmpty(const WebString& string) {
   return base::IsStringASCII(string) ? base::UTF16ToASCII(string)
                                      : std::string();
 }
 
 WebMimeRegistry::SupportsType SimpleWebMimeRegistryImpl::supportsMIMEType(
     const WebString& mime_type) {
-  return net::IsSupportedMimeType(ToASCIIOrEmpty(mime_type)) ?
-      WebMimeRegistry::IsSupported : WebMimeRegistry::IsNotSupported;
+  return mime_util::IsSupportedMimeType(ToASCIIOrEmpty(mime_type))
+             ? WebMimeRegistry::IsSupported
+             : WebMimeRegistry::IsNotSupported;
 }
 
 WebMimeRegistry::SupportsType SimpleWebMimeRegistryImpl::supportsImageMIMEType(
     const WebString& mime_type) {
-  return net::IsSupportedImageMimeType(ToASCIIOrEmpty(mime_type)) ?
-      WebMimeRegistry::IsSupported : WebMimeRegistry::IsNotSupported;
+  return mime_util::IsSupportedImageMimeType(ToASCIIOrEmpty(mime_type))
+             ? WebMimeRegistry::IsSupported
+             : WebMimeRegistry::IsNotSupported;
 }
 
 WebMimeRegistry::SupportsType
     SimpleWebMimeRegistryImpl::supportsImagePrefixedMIMEType(
     const WebString& mime_type) {
     std::string ascii_mime_type = ToASCIIOrEmpty(mime_type);
-  return (net::IsSupportedImageMimeType(ascii_mime_type) ||
-          (StartsWithASCII(ascii_mime_type, "image/", true) &&
-           net::IsSupportedNonImageMimeType(ascii_mime_type))) ?
-      WebMimeRegistry::IsSupported : WebMimeRegistry::IsNotSupported;
+    return (mime_util::IsSupportedImageMimeType(ascii_mime_type) ||
+            (StartsWithASCII(ascii_mime_type, "image/", true) &&
+             mime_util::IsSupportedNonImageMimeType(ascii_mime_type)))
+               ? WebMimeRegistry::IsSupported
+               : WebMimeRegistry::IsNotSupported;
 }
 
 WebMimeRegistry::SupportsType
     SimpleWebMimeRegistryImpl::supportsJavaScriptMIMEType(
     const WebString& mime_type) {
-  return net::IsSupportedJavascriptMimeType(ToASCIIOrEmpty(mime_type)) ?
-      WebMimeRegistry::IsSupported : WebMimeRegistry::IsNotSupported;
+  return mime_util::IsSupportedJavascriptMimeType(ToASCIIOrEmpty(mime_type))
+             ? WebMimeRegistry::IsSupported
+             : WebMimeRegistry::IsNotSupported;
 }
 
 // When debugging layout tests failures in the test shell,
 // see TestShellWebMimeRegistryImpl.
 WebMimeRegistry::SupportsType SimpleWebMimeRegistryImpl::supportsMediaMIMEType(
     const WebString& mime_type,
     const WebString& codecs,
     const WebString& key_system) {
   // Media features are only supported at the content/renderer/ layer.
   return IsNotSupported;
 }
 
 bool SimpleWebMimeRegistryImpl::supportsMediaSourceMIMEType(
     const WebString& mime_type,
     const WebString& codecs) {
   // Media features are only supported at the content/renderer layer.
   return false;
 }
 
 WebMimeRegistry::SupportsType
     SimpleWebMimeRegistryImpl::supportsNonImageMIMEType(
     const WebString& mime_type) {
-  return net::IsSupportedNonImageMimeType(ToASCIIOrEmpty(mime_type)) ?
-      WebMimeRegistry::IsSupported : WebMimeRegistry::IsNotSupported;
+  return mime_util::IsSupportedNonImageMimeType(ToASCIIOrEmpty(mime_type))
+             ? WebMimeRegistry::IsSupported
+             : WebMimeRegistry::IsNotSupported;
 }
 
 WebString SimpleWebMimeRegistryImpl::mimeTypeForExtension(
     const WebString& file_extension) {
   std::string mime_type;
   net::GetMimeTypeFromExtension(
       base::FilePath::FromUTF16Unsafe(file_extension).value(), &mime_type);
   return WebString::fromUTF8(mime_type);
 }
 
 WebString SimpleWebMimeRegistryImpl::wellKnownMimeTypeForExtension(
     const WebString& file_extension) {
   std::string mime_type;
   net::GetWellKnownMimeTypeFromExtension(
       base::FilePath::FromUTF16Unsafe(file_extension).value(), &mime_type);
   return WebString::fromUTF8(mime_type);
 }
 
 WebString SimpleWebMimeRegistryImpl::mimeTypeFromFile(
     const WebString& file_path) {
   std::string mime_type;
   net::GetMimeTypeFromFile(base::FilePath::FromUTF16Unsafe(file_path),
                            &mime_type);
   return WebString::fromUTF8(mime_type);
 }
 
 }  // namespace content