renamed objc_exch to ct_objc_xch and fixed it to be static

src/CTBrowserFrameView.mm

@@ -144,6 +144,16 @@ - (void)drawRect:(NSRect)rect {
                                    yRadius:cornerRadius] addClip];
   [[NSBezierPath bezierPathWithRect:rect] addClip];
 
+  // Draw a fancy gradient at the top of the window, like "Incognito mode"
+  /*
+  NSGradient* gradient = [[NSGradient alloc] initWithStartingColor:[NSColor yellowColor]
+                                                       endingColor:[NSColor redColor]];
+  NSPoint startPoint = NSMakePoint(NSMinX(windowRect), NSMaxY(windowRect));
+  NSPoint endPoint = startPoint;
+  endPoint.y -= kBrowserFrameViewPaintHeight;
+  [gradient drawFromPoint:startPoint toPoint:endPoint options:0];
+  */
+
   // -- removed: themed window drawing routines --
 }
 

src/CTBrowserWindowController.mm

@@ -12,8 +12,8 @@
 #import "scoped_nsdisable_screen_updates.h"
 
 @interface NSWindow (ThingsThatMightBeImplemented)
--(void)setShouldHideTitle:(BOOL)y;
--(void)setBottomCornerRounded:(BOOL)y;
+- (void)setShouldHideTitle:(BOOL)y;
+- (void)setBottomCornerRounded:(BOOL)y;
 @end
 
 @interface CTBrowserWindowController (Private)

src/CTTabContents.mm

@@ -13,7 +13,7 @@ @implementation CTTabContents
 #define _synthRetain(T, setname, getname) \
 - (T)getname { return getname##_; } \
 - (void)set##setname :(T)v { \
-  objc_exch(&(getname##_), v); \
+  ct_objc_xch(&(getname##_), v); \
   if (browser_) [browser_ updateTabStateForContent:self]; \
 }
 #define _synthAssign(T, setname, getname) \

src/common.h

@@ -100,8 +100,8 @@ const char *common_strrstr(const char *string, const char *find);
 // utils
 #ifdef __OBJC__
   // exchange dst with src, retaining src and safely releasing old object.
-  //   id old = objc_exch(&foo_, [NSColor redColor]);
-  inline id objc_exch(id *dst, id src) {
+  //   id old = ct_objc_xch(&foo_, [NSColor redColor]);
+  static inline id ct_objc_xch(id *dst, id src) {
     id old = *dst;
     *dst = src;
     if (old) [old release];