eliminate code related to SkBitmap::Config

src/gpu/SkGr.cpp

 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkGr.h"
 #include "SkColorFilter.h"
 #include "SkConfig8888.h"
@@ skipping 410 matching lines @@
 
 void GrUnlockAndUnrefCachedBitmapTexture(GrTexture* texture) {
     SkASSERT(NULL != texture->getContext());
 
     texture->getContext()->unlockScratchTexture(texture);
     texture->unref();
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
-#ifdef SK_SUPPORT_LEGACY_BITMAP_CONFIG
-GrPixelConfig SkBitmapConfig2GrPixelConfig(SkBitmap::Config config) {
-    switch (config) {
-        case SkBitmap::kA8_Config:
-            return kAlpha_8_GrPixelConfig;
-        case SkBitmap::kIndex8_Config:
-            return kIndex_8_GrPixelConfig;
-        case SkBitmap::kRGB_565_Config:
-            return kRGB_565_GrPixelConfig;
-        case SkBitmap::kARGB_4444_Config:
-            return kRGBA_4444_GrPixelConfig;
-        case SkBitmap::kARGB_8888_Config:
-            return kSkia8888_GrPixelConfig;
-        default:
-            // kNo_Config, kA1_Config missing
-            return kUnknown_GrPixelConfig;
-    }
-}
-#endif
-
 // alphatype is ignore for now, but if GrPixelConfig is expanded to encompass
 // alpha info, that will be considered.
 GrPixelConfig SkImageInfo2GrPixelConfig(SkColorType ct, SkAlphaType) {
     switch (ct) {
         case kUnknown_SkColorType:
             return kUnknown_GrPixelConfig;
         case kAlpha_8_SkColorType:
             return kAlpha_8_GrPixelConfig;
         case kRGB_565_SkColorType:
             return kRGB_565_GrPixelConfig;
@@ skipping 157 matching lines @@
         if (shader->asNewEffect(context, skPaint, NULL, &paintColor, &effect) && NULL != effect) {
             grPaint->addColorEffect(effect)->unref();
             constantColor = false;
         }
     }
 
     // The grcolor is automatically set when calling asneweffect.
     // If the shader can be seen as an effect it returns true and adds its effect to the grpaint.
     SkPaint2GrPaintNoShader(context, skPaint, paintColor, constantColor, grPaint);
 }