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
protected TextAction pasteAction;
	
	private boolean disposed;
	private boolean lockName;
	/**
	 * WebBrowserEditor constructor comment.
	 */
	public WebBrowserEditor() {
		super();
	}
	
	/*
	 * Creates the SWT controls for this workbench part.
	 */
	public void createPartControl(Composite parent) {
		WebBrowserEditorInput input = getWebBrowserEditorInput();
		
		int style = 0;
		if (input == null || input.isLocationBarLocal()) {
			style += BrowserViewer.LOCATION_BAR;
		}
		if (input == null || input.isToolbarLocal()) {
			style += BrowserViewer.BUTTON_BAR;
		}
		webBrowser = new BrowserViewer(parent, style);
		
		webBrowser.setURL(initialURL);
		webBrowser.setContainer(this);
		
		if (input == null || input.isLocationBarLocal()) {