Remove BaseAudioContext::Create

Thsi method is defined but never used anywhere.  Remove it.

Bug: 987776
Change-Id: I2a4cd6fb3e9f15f1fc8c65cccef0bcb6aef51359
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1719002Reviewed-by: Hongchan Choi <hongchan@chromium.org>
Commit-Queue: Raymond Toy <rtoy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#681845}

third_party/blink/renderer/modules/webaudio/base_audio_context.cc

@@ -82,13 +82,6 @@
 
 namespace blink {
 
-BaseAudioContext* BaseAudioContext::Create(
-    Document& document,
-    const AudioContextOptions* context_options,
-    ExceptionState& exception_state) {
-  return AudioContext::Create(document, context_options, exception_state);
-}
-
 // Constructor for rendering to the audio hardware.
 BaseAudioContext::BaseAudioContext(Document* document,
                                    enum ContextType context_type)

third_party/blink/renderer/modules/webaudio/base_audio_context.h

@@ -59,7 +59,6 @@ namespace blink {
 class AnalyserNode;
 class AudioBuffer;
 class AudioBufferSourceNode;
-class AudioContextOptions;
 class AudioGraphTracer;
 class AudioListener;
 class AudioWorklet;
@@ -105,11 +104,6 @@ class MODULES_EXPORT BaseAudioContext
   // to Suspended or Closed. Once Closed, there are no valid transitions.
   enum AudioContextState { kSuspended, kRunning, kClosed };
 
-  // Create an AudioContext for rendering to the audio hardware.
-  static BaseAudioContext* Create(Document&,
-                                  const AudioContextOptions*,
-                                  ExceptionState&);
-
   ~BaseAudioContext() override;
 
   void Trace(blink::Visitor*) override;