Remove image usage type enum. Use GrTextureParams instead.

include/core/SkImageInfo.h

Index: include/core/SkImageInfo.h
diff --git a/include/core/SkImageInfo.h b/include/core/SkImageInfo.h
index 0218a7431094048107d9817270124ce7a16fb83b..4b82ae6e2fb317cf2414cb09801d72efc26de423 100644
--- a/include/core/SkImageInfo.h
+++ b/include/core/SkImageInfo.h
@@ -16,23 +16,7 @@ class SkReadBuffer;
 class SkWriteBuffer;
 
 /**
- *  This enum provides information about "how" an image will be used. For older GPUs that do not
- *  support non-power-of-2 tiling, some routines need to know this information before they create
- *  a texture.
- */
-enum SkImageUsageType {
-    /* Image will not be tiled (regardless of filtering) */
-    kUntiled_SkImageUsageType,
-
-    /* Image will be tiled, but not filtered */
-    kTiled_Unfiltered_SkImageUsageType,
-
-    /* Image will be tiled and filtered */
-    kTiled_Filtered_SkImageUsageType,
-};
-
-/**
- *  Describes how to interpret the alpha compoent of a pixel.
+ *  Describes how to interpret the alpha component of a pixel.
  */
 enum SkAlphaType {
     kUnknown_SkAlphaType,