Remove unnecessary code

Frameworks/HTMLOutput/src/OakHTMLOutputView.h

@@ -7,8 +7,4 @@ PUBLIC @interface OakHTMLOutputView : HOBrowserView
 - (void)loadHTMLString:(NSString*)someHTML;
 
 @property (nonatomic, getter = isRunningCommand, readonly) BOOL runningCommand;
-
-// Read-only access to the webview is given to allow reading page title, etc.
-@property (nonatomic, readonly) WebView* webView;
-@property (nonatomic, readonly) BOOL needsNewWebView;
 @end

Frameworks/HTMLOutput/src/OakHTMLOutputView.mm

@@ -18,9 +18,6 @@ extern NSString* const kCommandRunnerURLScheme; // from HTMLOutput.h
 @end
 
 @implementation OakHTMLOutputView
-
-@dynamic webView, needsNewWebView;
-
 - (void)loadRequest:(NSURLRequest*)aRequest environment:(std::map<std::string, std::string> const&)anEnvironment autoScrolls:(BOOL)flag
 {
 	if(flag)

Frameworks/HTMLOutput/src/browser/HOBrowserView.mm

@@ -26,14 +26,6 @@ static void ShowLoadErrorForURL (WebFrame* frame, NSURL* url, NSError* error)
 @end
 
 @implementation HOBrowserView
-
-@dynamic needsNewWebView;
-
-+ (BOOL)requiresConstraintBasedLayout
-{
-	return YES;
-}
-
 - (NSSize)intrinsicContentSize
 {
 	return NSMakeSize(NSViewNoInstrinsicMetric, NSViewNoInstrinsicMetric);