Plumb render view ID from audio-related code in renderer through IPCs to AudioRendererHost in brows…

content/renderer/renderer_webkitplatformsupport_impl.cc

 // Copyright (c) 2012 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/renderer/renderer_webkitplatformsupport_impl.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/metrics/histogram.h"
@@ skipping 592 matching lines @@
       layout = CHANNEL_LAYOUT_7_1;
       break;
     default:
       layout = CHANNEL_LAYOUT_STEREO;
   }
 
   media::AudioParameters params(
       media::AudioParameters::AUDIO_PCM_LOW_LATENCY, layout,
       static_cast<int>(sampleRate), 16, bufferSize);
 
-  return new RendererWebAudioDeviceImpl(params, callback);
+  // TODO(miu): This method should be moved to RenderViewImpl.  First, a WebKit
+  // change must land: https://bugs.webkit.org/show_bug.cgi?id=92718
+  // This issue is being tracked in http://crbug.com/156535.  For now, a stub:
+  static const int kUnknownRenderViewId = -1;
+  return new RendererWebAudioDeviceImpl(kUnknownRenderViewId, params, callback);
 }
 
 //------------------------------------------------------------------------------
 
 WebKit::WebString
 RendererWebKitPlatformSupportImpl::signedPublicKeyAndChallengeString(
     unsigned key_size_index,
     const WebKit::WebString& challenge,
     const WebKit::WebURL& url) {
   std::string signed_public_key;
@@ skipping 129 matching lines @@
     const char16* characters,
     size_t length,
     size_t before_index,
     const WebKit::WebString& locale) {
   // Crash if WebKit calls this function when canHyphenate returns false.
   DCHECK(locale.isEmpty() || locale.equals("en-US"));
   DCHECK(hyphenator_.get());
   return hyphenator_->ComputeLastHyphenLocation(string16(characters, length),
                                                 before_index);
 }