In BUILD.public, remove compile-time dependency on GL.

BUILD.public

 # Description:
 #   Skia graphics library.
 #
 #   Definitions for Google BUILD file.
 
 exports_files(["BUILD.public"])
 
 # All platform-independent SRCS.
 BASE_SRCS = glob(
     [
         "include/private/*.h",
         "src/**/*.h",
         "src/**/*.cpp",
 
         # Third Party
         "third_party/etc1/*.cpp",
         "third_party/etc1/*.h",
         "third_party/ktx/*.cpp",
         "third_party/ktx/*.h",
     ],
     exclude = [
         # Exclude platform-dependent files.
         "src/device/xps/*",  # Windows-only. Move to ports?
         "src/doc/*_XPS.cpp",  # Windows-only. Move to ports?
         "src/gpu/gl/android/*",
         "src/gpu/gl/egl/*",
         "src/gpu/gl/glx/*",
-        "src/gpu/gl/nacl/*",
         "src/gpu/gl/iOS/*",
         "src/gpu/gl/mac/*",
         "src/gpu/gl/win/*",
         "src/opts/**/*",
         "src/ports/**/*",
         "src/utils/android/**/*",
         "src/utils/mac/**/*",
         "src/utils/SkThreadUtils_win.cpp",  # Windows-only. Move to ports?
         "src/utils/win/**/*",
         "src/views/sdl/*",
         "src/views/win/*",
         "src/views/unix/*",
 
         # Exclude multiple definitions.
         # TODO(mtklein): Move to opts?
         "src/doc/SkDocument_PDF_None.cpp",  # We use SkDocument_PDF.cpp.
         "src/fonts/*fontconfig*",
         "src/gpu/gl/GrGLCreateNativeInterface_none.cpp",
         "src/gpu/gl/GrGLDefaultInterface_native.cpp",
-        "src/gpu/gl/GrGLDefaultInterface_none.cpp",
 
         # Exclude files that don't compile with the current DEFINES.
         "src/codec/SkJpegCodec.cpp",  # libjpeg_turbo version mismatch.
         "src/gpu/gl/angle/*",  # Requires SK_ANGLE define.
         "src/gpu/gl/command_buffer/*",  # unknown type name 'HMODULE'
         "src/gpu/gl/mesa/*",  # Requires SK_MESA define.
         "src/svg/parser/*",  # Missing SkSVG.h.
 
         # Conflicting dependencies among Lua versions. See cl/107087297.
         "src/utils/SkLua*",
 
         # Not used.
         "src/animator/**/*",
         "src/views/**/*",
         "src/xml/SkBML_Verbs.h",
         "src/xml/SkBML_XMLParser.cpp",
         "src/xml/SkXMLPullParser.cpp",
     ],
 )
 
 # Platform-dependent SRCS for google3-default platform.
 BASE_SRCS_UNIX = glob(
     [
-        "src/gpu/gl/GrGLDefaultInterface_native.cpp",
-        "src/gpu/gl/glx/**/*.cpp",
-        "src/gpu/gl/glx/**/*.h",
         "src/opts/**/*.cpp",
         "src/opts/**/*.h",
         "src/ports/**/*.cpp",
         "src/ports/**/*.h",
     ],
     exclude = [
         "src/opts/*arm*",
         "src/opts/*mips*",
         "src/opts/*NEON*",
         "src/opts/*neon*",
@@ skipping 21 matching lines @@
         "src/ports/SkImageDecoder_empty.cpp",
         "src/ports/SkImageGenerator_none.cpp",
         "src/ports/SkTLS_none.cpp",
     ],
 )
 
 # Platform-dependent SRCS for google3-default Android.
 BASE_SRCS_ANDROID = glob(
     [
         # TODO(benjaminwagner): Figure out how to compile with EGL.
-        "src/gpu/gl/GrGLDefaultInterface_none.cpp",
-        "src/gpu/gl/nacl/SkCreatePlatformGLContext_nacl.cpp",
         "src/opts/**/*.cpp",
         "src/opts/**/*.h",
         "src/ports/**/*.cpp",
         "src/ports/**/*.h",
     ],
     exclude = [
         "src/opts/*mips*",
         "src/opts/*SSE2*",
         "src/opts/*SSSE3*",
         "src/opts/*ssse3*",
@@ skipping 18 matching lines @@
         "src/ports/SkImageDecoder_WIC.cpp",
         "src/ports/SkImageDecoder_empty.cpp",
         "src/ports/SkImageGenerator_none.cpp",
         "src/ports/SkTLS_none.cpp",
     ],
 )
 
 # Platform-dependent SRCS for google3-default iOS.
 BASE_SRCS_IOS = glob(
     [
-        "src/gpu/gl/iOS/GrGLCreateNativeInterface_iOS.cpp",
         "src/opts/**/*.cpp",
         "src/opts/**/*.h",
         "src/ports/**/*.cpp",
         "src/ports/**/*.h",
     ],
     exclude = [
         "src/opts/*mips*",
         "src/opts/*NEON*",
         "src/opts/*neon*",
         "src/opts/*SSE2*",
@@ skipping 250 matching lines @@
 
 cc_library(
     name = "opts_sse4",
     srcs = SSE4_SRCS,
     copts = COPTS + ["-msse4"],
     defines = DEFINES,
     includes = INCLUDES,
     deps = EXTERNAL_DEPS_ALL,
 )
 
+# If you need Ganesh (GPU) support in Skia, please contact skia-team@google.com
+# for help.
 cc_library(
     name = "skia",
     srcs = BASE_SRCS + BASE_SRCS_PLATFORM,
     hdrs = BASE_HDRS,
     copts = COPTS,
     defines = DEFINES,
     includes = INCLUDES,
     linkopts = LINKOPTS,
     visibility = [":skia_clients"],
     deps = BASE_DEPS,
@@ skipping 13 matching lines @@
         "--images %s/resources" % BASE_DIR,
     ],
     copts = COPTS,
     data = glob(["resources/**/*"]),
     defines = DEFINES,
     includes = DM_INCLUDES,
     deps = DM_EXTERNAL_DEPS + [
         ":skia",
     ] + EXTERNAL_DEPS_ALL,
 )