Remove support for OSX 10.5.

src/ports/SkFontHost_mac.cpp

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifdef SK_BUILD_FOR_MAC
 #import <ApplicationServices/ApplicationServices.h>
@@ skipping 177 matching lines @@
 }
 
 #include <sys/utsname.h>
 
 typedef uint32_t CGRGBPixel;
 
 static unsigned CGRGBPixel_getAlpha(CGRGBPixel pixel) {
     return pixel & 0xFF;
 }
 
-// The calls to support subpixel are present in 10.5, but are not included in
-// the 10.5 SDK. The needed calls have been extracted from the 10.6 SDK and are
-// included below. To verify that CGContextSetShouldSubpixelQuantizeFonts, for
-// instance, is present in the 10.5 CoreGraphics libary, use:
-//   cd /Developer/SDKs/MacOSX10.5.sdk/System/Library/Frameworks/
-//   cd ApplicationServices.framework/Frameworks/CoreGraphics.framework/
-//   nm CoreGraphics | grep CGContextSetShouldSubpixelQuantizeFonts
-
-#if !defined(MAC_OS_X_VERSION_10_6) || (MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6)
-CG_EXTERN void CGContextSetAllowsFontSmoothing(CGContextRef context, bool value);
-CG_EXTERN void CGContextSetAllowsFontSubpixelPositioning(CGContextRef context, bool value);
-CG_EXTERN void CGContextSetShouldSubpixelPositionFonts(CGContextRef context, bool value);
-CG_EXTERN void CGContextSetAllowsFontSubpixelQuantization(CGContextRef context, bool value);
-CG_EXTERN void CGContextSetShouldSubpixelQuantizeFonts(CGContextRef context, bool value);
-#endif
-
 static const char FONT_DEFAULT_NAME[] = "Lucida Sans";
 
 // See Source/WebKit/chromium/base/mac/mac_util.mm DarwinMajorVersionInternal for original source.
 static int readVersion() {
     struct utsname info;
     if (uname(&info) != 0) {
         SkDebugf("uname failed\n");
         return 0;
     }
     if (strcmp(info.sysname, "Darwin") != 0) {
@@ skipping 2003 matching lines @@
         }
         return face;
     }
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 SkFontMgr* SkFontMgr::Factory() {
     return SkNEW(SkFontMgr_Mac);
 }