SkBitmap::Config is deprecated, use SkColorType

Change-Id: Ida181d2aac760072cf2d01409edac37699dea216
diff --git a/core/jni/android/graphics/Graphics.cpp b/core/jni/android/graphics/Graphics.cpp
index 2bd7a28..7a186a2 100644
--- a/core/jni/android/graphics/Graphics.cpp
+++ b/core/jni/android/graphics/Graphics.cpp
@@ -301,18 +301,17 @@
     return b;
 }
 
-SkBitmap::Config GraphicsJNI::getNativeBitmapConfig(JNIEnv* env,
-                                                    jobject jconfig) {
+SkColorType GraphicsJNI::getNativeBitmapColorType(JNIEnv* env, jobject jconfig) {
     SkASSERT(env);
     if (NULL == jconfig) {
-        return SkBitmap::kNo_Config;
+        return kUnknown_SkColorType;
     }
     SkASSERT(env->IsInstanceOf(jconfig, gBitmapConfig_class));
     int c = env->GetIntField(jconfig, gBitmapConfig_nativeInstanceID);
     if (c < 0 || c >= SkBitmap::kConfigCount) {
-        c = SkBitmap::kNo_Config;
+        c = kUnknown_SkColorType;
     }
-    return static_cast<SkBitmap::Config>(c);
+    return SkBitmapConfigToColorType(static_cast<SkBitmap::Config>(c));
 }
 
 SkCanvas* GraphicsJNI::getNativeCanvas(JNIEnv* env, jobject canvas) {