remove kA1_Config, as it is no longer supported

src/effects/SkTransparentShader.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 "SkTransparentShader.h"
@@ skipping 76 matching lines @@
                 for (int i = count - 1; i >= 0; --i) {
                     span[i] = SkPackARGB32(src[i], 0, 0, 0);
                 }
             } else {
                 for (int i = count - 1; i >= 0; --i) {
                     span[i] = SkPackARGB32(SkAlphaMul(src[i], scale), 0, 0, 0);
                 }
             }
             break;
         }
-        case SkBitmap::kA1_Config:
-            SkDEBUGFAIL("kA1_Config umimplemented at this time");
-            break;
         default:    // to avoid warnings
             break;
     }
 }
 
 void SkTransparentShader::shadeSpan16(int x, int y, uint16_t span[], int count) {
     SkASSERT(fDevice->config() == SkBitmap::kRGB_565_Config);
 
     uint16_t* src = fDevice->getAddr16(x, y);
     if (src != span) {
         memcpy(span, src, count << 1);
     }
 }
 
 #ifdef SK_DEVELOPER
 void SkTransparentShader::toString(SkString* str) const {
     str->append("SkTransparentShader: (");
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif