Make skia almost compile again with clang.

src/core/SkXfermode.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.
  */
 
 
 #include "SkXfermode.h"
@@ skipping 43 matching lines @@
 static inline int clamp_div255round(int prod) {
     if (prod <= 0) {
         return 0;
     } else if (prod >= 255*255) {
         return 255;
     } else {
         return SkDiv255Round(prod);
     }
 }
 
-static inline int clamp_max(int value, int max) {
-    if (value > max) {
-        value = max;
-    }
-    return value;
-}
-
 ///////////////////////////////////////////////////////////////////////////////
 
 //  kClear_Mode,    //!< [0, 0]
 static SkPMColor clear_modeproc(SkPMColor src, SkPMColor dst) {
     return 0;
 }
 
 //  kSrc_Mode,      //!< [Sa, Sc]
 static SkPMColor src_modeproc(SkPMColor src, SkPMColor dst) {
     return src;
@@ skipping 1882 matching lines @@
     return proc16;
 }
 
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkXfermode)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkProcCoeffXfermode)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkClearXfermode)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkSrcXfermode)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkDstInXfermode)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkDstOutXfermode)
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END