Remove SecurityOrigin param from HTMLMediaElement::IsMediaCORSSameOrigin

It's now not used.

Bug: 875153
Change-Id: Ia7d42f503617563c1d4e82c9eaa0c67aae36baa1
Reviewed-on: https://chromium-review.googlesource.com/c/1275487Reviewed-by: John Rummell <jrummell@chromium.org>
Reviewed-by: Emircan Uysaler <emircan@chromium.org>
Reviewed-by: Kouhei Ueno <kouhei@chromium.org>
Commit-Queue: Yutaka Hirano <yhirano@chromium.org>
Cr-Commit-Position: refs/heads/master@{#599590}

third_party/blink/renderer/core/html/media/html_media_element.cc

@@ -1492,8 +1492,7 @@ bool HTMLMediaElement::IsSafeToLoadURL(const KURL& url,
   return true;
 }
 
-bool HTMLMediaElement::IsMediaDataCORSSameOrigin(
-    const SecurityOrigin* origin) const {
+bool HTMLMediaElement::IsMediaDataCORSSameOrigin() const {
   if (!GetWebMediaPlayer())
     return true;
 
@@ -4255,8 +4254,8 @@ void HTMLMediaElement::RequestPause() {
 }
 
 bool HTMLMediaElement::MediaShouldBeOpaque() const {
-  return !IsMediaDataCORSSameOrigin(GetDocument().GetSecurityOrigin()) &&
-         ready_state_ < kHaveMetadata && !FastGetAttribute(srcAttr).IsEmpty() &&
+  return !IsMediaDataCORSSameOrigin() && ready_state_ < kHaveMetadata &&
+         !FastGetAttribute(srcAttr).IsEmpty() &&
          EffectivePreloadType() != WebMediaPlayer::kPreloadNone;
 }
 

third_party/blink/renderer/core/html/media/html_media_element.h

@@ -298,9 +298,8 @@ class CORE_EXPORT HTMLMediaElement
   enum InvalidURLAction { kDoNothing, kComplain };
   bool IsSafeToLoadURL(const KURL&, InvalidURLAction);
 
-  // Checks to see if current media data is CORS-same-origin as the
-  // specified origin.
-  bool IsMediaDataCORSSameOrigin(const SecurityOrigin*) const;
+  // Checks to see if current media data is CORS-same-origin.
+  bool IsMediaDataCORSSameOrigin() const;
 
   // Returns this media element is in a cross-origin frame.
   bool IsInCrossOriginFrame() const;

third_party/blink/renderer/core/html/media/html_video_element.cc

@@ -582,9 +582,8 @@ scoped_refptr<Image> HTMLVideoElement::GetSourceImageForCanvas(
   return snapshot;
 }
 
-bool HTMLVideoElement::WouldTaintOrigin(
-    const SecurityOrigin* destination_security_origin) const {
-  return !IsMediaDataCORSSameOrigin(destination_security_origin);
+bool HTMLVideoElement::WouldTaintOrigin(const SecurityOrigin*) const {
+  return !IsMediaDataCORSSameOrigin();
 }
 
 FloatSize HTMLVideoElement::ElementSize(const FloatSize&) const {

third_party/blink/renderer/modules/encryptedmedia/html_media_element_encrypted_media.cc

@@ -409,8 +409,7 @@ void HTMLMediaElementEncryptedMedia::Encrypted(
   DVLOG(EME_LOG_LEVEL) << __func__;
 
   Event* event;
-  if (media_element_->IsMediaDataCORSSameOrigin(
-          media_element_->GetExecutionContext()->GetSecurityOrigin())) {
+  if (media_element_->IsMediaDataCORSSameOrigin()) {
     event = CreateEncryptedEvent(init_data_type, init_data, init_data_length);
   } else {
     // Current page is not allowed to see content from the media file,

third_party/blink/renderer/modules/mediacapturefromelement/html_media_element_capture.cc

@@ -125,8 +125,7 @@ void MediaElementEventListener::UpdateSources(ExecutionContext* context) {
     sources_.insert(track->Component()->Source());
 
   if (!media_element_->currentSrc().IsEmpty() &&
-      !media_element_->IsMediaDataCORSSameOrigin(
-          context->GetSecurityOrigin())) {
+      !media_element_->IsMediaDataCORSSameOrigin()) {
     for (auto source : sources_)
       MediaStreamCenter::Instance().DidStopMediaStreamSource(source);
   }
@@ -156,8 +155,7 @@ MediaStream* HTMLMediaElementCapture::captureStream(
   }
 
   ExecutionContext* context = ExecutionContext::From(script_state);
-  if (!element.currentSrc().IsEmpty() &&
-      !element.IsMediaDataCORSSameOrigin(context->GetSecurityOrigin())) {
+  if (!element.currentSrc().IsEmpty() && !element.IsMediaDataCORSSameOrigin()) {
     exception_state.ThrowSecurityError(
         "Cannot capture from element with cross-origin data");
     return nullptr;