Bug 64419 Tomcat example does not need "web app root" attribute
The Tomcat/JSP launching example currently requires the user specify a "web app root" on the main tab. However, all we need is the project (in order to compute a classpath for extra java files and source lookup path). We used to require the attribute for source lookup.
org.eclipse.jdt.ui.examples.javafamily/src/org/eclipse/jsp/launching/TomcatTab.java
}		
	}
	/**
	 * Retuns the string in the text widget, or <code>null</code> if empty.
	 * 
	 * @return text or <code>null</code>
	 */
	protected String getAttributeValueFrom(Text text) {
		String content = text.getText().trim();
		if (content.length() > 0) {
			return content;
		}
		return null;
	}
	
	/**
	 * @see org.eclipse.debug.ui.ILaunchConfigurationTab#getName()
	 */
	public String getName() {
		return LaunchingMessages.getString("TomcatTab.7"); 
	}	
		
	/**
	 * @see org.eclipse.debug.ui.ILaunchConfigurationTab#getImage()
	 */
	public Image getImage() {
		return JspPluginImages.getImage(JspPluginImages.IMG_OBJ_TOMCAT);
	}	
}