Bug 226867 [Browser] Web browser preference change causes web browser editor error through open file
Build ID: M20080221-1800 Steps To Reproduce: 1.File->Open file...->A htm file 2.Open successfullly 3.Windows->Preferences...->Web browser->Change any setting(even later change back)->Apply 4.File->Open file...->Same htm file 5.Open failed. org.eclipse.ui.PartInitException: Could not open Web browser on abc.htm. Ensure that it is an uncompressed file. at org.eclipse.ui.internal.browser.WebBrowserEditor.init(WebBrowserEditor.java:225) More information: It seems that web browser preference change affects browser editor setings.When first open a htm file, the FileStoreEditorInput adapters a WebBrowserEditorInput. After change, the FileStoreEditorInput can adapters neither a IPathEditorInput or a WebBrowserEditorInput.A PartInitException ocurred.
bundles/org.eclipse.ui.browser/src/org/eclipse/ui/internal/browser/WebBrowserEditor.java
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 * Copyright (c) 203, 2005 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
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 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
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 * Contributors:
 *     IBM Corporation - Initial API and implementation
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package org.eclipse.ui.internal.browser;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.net.MalformedURLException;
import java.net.URL;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.action.IAction;