Remove PluginLoadObserver and related logic, it was only used for NPAPI.

third_party/WebKit/Source/web/WebPluginLoadObserver.cpp

Index: third_party/WebKit/Source/web/WebPluginLoadObserver.cpp
diff --git a/third_party/WebKit/Source/web/WebPluginLoadObserver.cpp b/third_party/WebKit/Source/web/WebPluginLoadObserver.cpp
deleted file mode 100644
index 911a75192d0dac75e2d99b039771dbabfa22bec2..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/web/WebPluginLoadObserver.cpp
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * Copyright (C) 2009 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
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * 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 "web/WebPluginLoadObserver.h"
-
-#include "public/web/WebPlugin.h"
-#include "web/WebPluginContainerImpl.h"
-
-namespace blink {
-
-WebPluginLoadObserver::~WebPluginLoadObserver()
-{
-#if !ENABLE(OILPAN)
-    if (m_pluginContainer)
-        m_pluginContainer->willDestroyPluginLoadObserver(this);
-#endif
-}
-
-DEFINE_TRACE(WebPluginLoadObserver)
-{
-    visitor->trace(m_pluginContainer);
-}
-
-void WebPluginLoadObserver::didFinishLoading()
-{
-    if (!m_pluginContainer)
-        return;
-    if (WebPlugin* plugin = m_pluginContainer->plugin())
-        plugin->didFinishLoadingFrameRequest(m_notifyURL, m_notifyData);
-}
-
-void WebPluginLoadObserver::didFailLoading(const WebURLError& error)
-{
-    if (!m_pluginContainer)
-        return;
-    if (WebPlugin* plugin = m_pluginContainer->plugin())
-        plugin->didFailLoadingFrameRequest(m_notifyURL, m_notifyData, error);
-}
-
-} // namespace blink