Revert "Transition modules/** to use ExceptionState"

Source/modules/mediasource/SourceBuffer.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "modules/mediasource/SourceBuffer.h"
 
-#include "bindings/v8/ExceptionState.h"
 #include "core/dom/Event.h"
-#include "core/dom/ExceptionCode.h"
 #include "core/dom/GenericEventQueue.h"
 #include "core/html/TimeRanges.h"
 #include "core/platform/Logging.h"
 #include "core/platform/graphics/SourceBufferPrivate.h"
 #include "modules/mediasource/MediaSource.h"
 #include "wtf/ArrayBuffer.h"
 #include "wtf/ArrayBufferView.h"
 
 namespace WebCore {
 
@@ skipping 16 matching lines @@
     ASSERT(m_private);
     ASSERT(m_source);
     ScriptWrappable::init(this);
 }
 
 SourceBuffer::~SourceBuffer()
 {
     ASSERT(isRemoved());
 }
 
-PassRefPtr<TimeRanges> SourceBuffer::buffered(ExceptionState& es) const
+PassRefPtr<TimeRanges> SourceBuffer::buffered(ExceptionCode& ec) const
 {
     // Section 3.1 buffered attribute steps.
     // 1. If this object has been removed from the sourceBuffers attribute of the parent media source then throw an
     //    InvalidStateError exception and abort these steps.
     if (isRemoved()) {
-        es.throwDOMException(InvalidStateError);
+        ec = InvalidStateError;
         return 0;
     }
 
     // 2. Return a new static normalized TimeRanges object for the media segments buffered.
     return m_private->buffered();
 }
 
 double SourceBuffer::timestampOffset() const
 {
     return m_timestampOffset;
 }
 
-void SourceBuffer::setTimestampOffset(double offset, ExceptionState& es)
+void SourceBuffer::setTimestampOffset(double offset, ExceptionCode& ec)
 {
     // Section 3.1 timestampOffset attribute setter steps.
     // 1. If this object has been removed from the sourceBuffers attribute of the parent media source then throw an
     //    InvalidStateError exception and abort these steps.
     if (isRemoved()) {
-        es.throwDOMException(InvalidStateError);
+        ec = InvalidStateError;
         return;
     }
 
     // 4. If the readyState attribute of the parent media source is in the "ended" state then run the following steps:
     // 4.1 Set the readyState attribute of the parent media source to "open"
     // 4.2 Queue a task to fire a simple event named sourceopen at the parent media source.
     m_source->openIfInEndedState();
 
     // 5. If this object is waiting for the end of a media segment to be appended, then throw an InvalidStateError
     // and abort these steps.
     if (!m_private->setTimestampOffset(offset)) {
-        es.throwDOMException(InvalidStateError);
+        ec = InvalidStateError;
         return;
     }
 
     // 6. Update the attribute to the new value.
     m_timestampOffset = offset;
 }
 
-void SourceBuffer::appendBuffer(PassRefPtr<ArrayBuffer> data, ExceptionState& es)
+void SourceBuffer::appendBuffer(PassRefPtr<ArrayBuffer> data, ExceptionCode& ec)
 {
     // Section 3.2 appendBuffer()
     // https://dvcs.w3.org/hg/html-media/raw-file/default/media-source/media-source.html#widl-SourceBuffer-appendBuffer-void-ArrayBufferView-data
     // 1. If data is null then throw an InvalidAccessError exception and abort these steps.
     if (!data) {
-        es.throwDOMException(InvalidAccessError);
+        ec = InvalidAccessError;
         return;
     }
 
-    appendBufferInternal(static_cast<unsigned char*>(data->data()), data->byteLength(), es);
+    appendBufferInternal(static_cast<unsigned char*>(data->data()), data->byteLength(), ec);
 }
 
-void SourceBuffer::appendBuffer(PassRefPtr<ArrayBufferView> data, ExceptionState& es)
+void SourceBuffer::appendBuffer(PassRefPtr<ArrayBufferView> data, ExceptionCode& ec)
 {
     // Section 3.2 appendBuffer()
     // https://dvcs.w3.org/hg/html-media/raw-file/default/media-source/media-source.html#widl-SourceBuffer-appendBuffer-void-ArrayBufferView-data
     // 1. If data is null then throw an InvalidAccessError exception and abort these steps.
     if (!data) {
-        es.throwDOMException(InvalidAccessError);
+        ec = InvalidAccessError;
         return;
     }
 
-    appendBufferInternal(static_cast<unsigned char*>(data->baseAddress()), data->byteLength(), es);
+    appendBufferInternal(static_cast<unsigned char*>(data->baseAddress()), data->byteLength(), ec);
 }
 
-void SourceBuffer::abort(ExceptionState& es)
+void SourceBuffer::abort(ExceptionCode& ec)
 {
     // Section 3.2 abort() method steps.
     // https://dvcs.w3.org/hg/html-media/raw-file/default/media-source/media-source.html#widl-SourceBuffer-abort-void
     // 1. If this object has been removed from the sourceBuffers attribute of the parent media source
     //    then throw an InvalidStateError exception and abort these steps.
     // 2. If the readyState attribute of the parent media source is not in the "open" state
     //    then throw an InvalidStateError exception and abort these steps.
     if (isRemoved() || !m_source->isOpen()) {
-        es.throwDOMException(InvalidStateError);
+        ec = InvalidStateError;
         return;
     }
 
     // 3. If the sourceBuffer.updating attribute equals true, then run the following steps: ...
     abortIfUpdating();
 
     // 4. Run the reset parser state algorithm.
     m_private->abort();
 
     // FIXME(229408) Add steps 5-6 update appendWindowStart & appendWindowEnd.
@@ skipping 70 matching lines @@
 void SourceBuffer::scheduleEvent(const AtomicString& eventName)
 {
     ASSERT(m_asyncEventQueue);
 
     RefPtr<Event> event = Event::create(eventName, false, false);
     event->setTarget(this);
 
     m_asyncEventQueue->enqueueEvent(event.release());
 }
 
-void SourceBuffer::appendBufferInternal(unsigned char* data, unsigned size, ExceptionState& es)
+void SourceBuffer::appendBufferInternal(unsigned char* data, unsigned size, ExceptionCode& ec)
 {
     // Section 3.2 appendBuffer()
     // https://dvcs.w3.org/hg/html-media/raw-file/default/media-source/media-source.html#widl-SourceBuffer-appendBuffer-void-ArrayBufferView-data
 
     // Step 1 is enforced by the caller.
     // 2. If this object has been removed from the sourceBuffers attribute of the parent media source then throw an InvalidStateError exception and abort these steps.
     // 3. If the updating attribute equals true, then throw an InvalidStateError exception and abort these steps.
     if (isRemoved() || m_updating) {
-        es.throwDOMException(InvalidStateError);
+        ec = InvalidStateError;
         return;
     }
 
     // 4. If the readyState attribute of the parent media source is in the "ended" state then run the following steps: ...
     m_source->openIfInEndedState();
 
     // Steps 5-6
 
     // 7. Add data to the end of the input buffer.
     m_pendingAppendData.append(data, size);
@@ skipping 31 matching lines @@
     m_pendingAppendData.clear();
 
     // 4. Queue a task to fire a simple event named update at this SourceBuffer object.
     scheduleEvent(eventNames().updateEvent);
 
     // 5. Queue a task to fire a simple event named updateend at this SourceBuffer object.
     scheduleEvent(eventNames().updateendEvent);
 }
 
 } // namespace WebCore