Rename encoders to Sk*ImageEncoder

public.bzl

Index: public.bzl
diff --git a/public.bzl b/public.bzl
index 65d5e03b0db06086c688a77123785900bd9949c9..c40d836fcb86f1578fdadf4047eab2fc4e4faf01 100644
--- a/public.bzl
+++ b/public.bzl
@@ -164,7 +164,7 @@ BASE_SRCS_UNIX = struct(
         "src/ports/SkFontMgr_empty_factory.cpp",
         "src/ports/SkFontMgr_fontconfig.cpp",
         "src/ports/SkFontMgr_fontconfig_factory.cpp",
-        "src/ports/SkImageDecoder_empty.cpp",
+        "src/ports/SkImageEncoder_none.cpp",
         "src/ports/SkImageGenerator_none.cpp",
         "src/ports/SkTLS_none.cpp",
     ],
@@ -211,7 +211,7 @@ BASE_SRCS_ANDROID = struct(
         "src/ports/SkFontMgr_custom_embedded_factory.cpp",
         "src/ports/SkFontMgr_custom_empty_factory.cpp",
         "src/ports/SkFontMgr_empty_factory.cpp",
-        "src/ports/SkImageDecoder_empty.cpp",
+        "src/ports/SkImageEncoder_empty.cpp",
         "src/ports/SkImageGenerator_none.cpp",
         "src/ports/SkTLS_none.cpp",
     ],
@@ -396,14 +396,6 @@ DM_SRCS_ALL = struct(
         "tools/ProcStats.h",
         "tools/Resources.cpp",
         "tools/Resources.h",
-        "tools/SkBitmapRegionCanvas.cpp",
-        "tools/SkBitmapRegionCanvas.h",
-        "tools/SkBitmapRegionCodec.cpp",
-        "tools/SkBitmapRegionCodec.h",
-        "tools/SkBitmapRegionDecoder.cpp",
-        "tools/SkBitmapRegionDecoder.h",
-        "tools/SkBitmapRegionSampler.cpp",
-        "tools/SkBitmapRegionSampler.h",
         "tools/flags/*.cpp",
         "tools/flags/*.h",
         "tools/random_parse_path.cpp",