use SkColorType instead of SkBitmap::Config in views/effects

R=scroggo@google.com, reed@google.com
TBR=scroggo

Author: reed@chromium.org

Review URL: https://codereview.chromium.org/168843002

git-svn-id: http://skia.googlecode.com/svn/trunk@13469 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/SkTransparentShader.cpp b/src/effects/SkTransparentShader.cpp
index 1d7e808..9de4a0c 100644
--- a/src/effects/SkTransparentShader.cpp
+++ b/src/effects/SkTransparentShader.cpp
@@ -23,13 +23,13 @@
 uint32_t SkTransparentShader::getFlags() {
     uint32_t flags = this->INHERITED::getFlags();
 
-    switch (fDevice->config()) {
-        case SkBitmap::kRGB_565_Config:
+    switch (fDevice->colorType()) {
+        case kRGB_565_SkColorType:
             flags |= kHasSpan16_Flag;
             if (fAlpha == 255)
                 flags |= kOpaqueAlpha_Flag;
             break;
-        case SkBitmap::kARGB_8888_Config:
+        case kPMColor_SkColorType:
             if (fAlpha == 255 && fDevice->isOpaque())
                 flags |= kOpaqueAlpha_Flag;
             break;
@@ -42,8 +42,8 @@
 void SkTransparentShader::shadeSpan(int x, int y, SkPMColor span[], int count) {
     unsigned scale = SkAlpha255To256(fAlpha);
 
-    switch (fDevice->config()) {
-        case SkBitmap::kARGB_8888_Config:
+    switch (fDevice->colorType()) {
+        case kPMColor_SkColorType:
             if (scale == 256) {
                 SkPMColor* src = fDevice->getAddr32(x, y);
                 if (src != span) {
@@ -56,7 +56,7 @@
                 }
             }
             break;
-        case SkBitmap::kRGB_565_Config: {
+        case kRGB_565_SkColorType: {
             const uint16_t* src = fDevice->getAddr16(x, y);
             if (scale == 256) {
                 for (int i = count - 1; i >= 0; --i) {
@@ -78,10 +78,7 @@
             }
             break;
         }
-        case SkBitmap::kIndex8_Config:
-            SkDEBUGFAIL("index8 not supported as a destination device");
-            break;
-        case SkBitmap::kA8_Config: {
+        case kAlpha_8_SkColorType: {
             const uint8_t* src = fDevice->getAddr8(x, y);
             if (scale == 256) {
                 for (int i = count - 1; i >= 0; --i) {
@@ -94,13 +91,14 @@
             }
             break;
         }
-        default:    // to avoid warnings
+        default:
+            SkDEBUGFAIL("colorType not supported as a destination device");
             break;
     }
 }
 
 void SkTransparentShader::shadeSpan16(int x, int y, uint16_t span[], int count) {
-    SkASSERT(fDevice->config() == SkBitmap::kRGB_565_Config);
+    SkASSERT(fDevice->colorType() == kRGB_565_SkColorType);
 
     uint16_t* src = fDevice->getAddr16(x, y);
     if (src != span) {