Adds glMemoryGlyphIndexArrayNV to the GrGLInterface and begins
detecting support for this method in GrGLPathRendering.
BUG=skia:2939
R=bsalomon@google.com
Author: cdalton@nvidia.com
Review URL: https://codereview.chromium.org/570733002
diff --git a/src/gpu/gl/GrGLDefines.h b/src/gpu/gl/GrGLDefines.h
index 048ad54..11dc601 100644
--- a/src/gpu/gl/GrGLDefines.h
+++ b/src/gpu/gl/GrGLDefines.h
@@ -895,6 +895,21 @@
#define GR_GL_MITER_REVERT 0x90A7
#define GR_GL_MITER_TRUNCATE 0x90A8
+// glyph loading values
+#define GR_GL_STANDARD_FONT_NAME 0x9072
+#define GR_GL_SYSTEM_FONT_NAME 0x9073
+#define GR_GL_FILE_NAME 0x9074
+#define GR_GL_STANDARD_FONT_FORMAT 0x936C
+#define GR_GL_SKIP_MISSING_GLYPH 0x90A9
+#define GR_GL_USE_MISSING_GLYPH 0x90AA
+#define GR_GL_FONT_GLYPHS_AVAILABLE 0x9368
+#define GR_GL_FONT_TARGET_UNAVAILABLE 0x9369
+#define GR_GL_FONT_UNAVAILABLE 0x936A
+#define GR_GL_FONT_UNINTELLIGIBLE 0x936B
+/* GL_INVALID_ENUM */
+/* GL_INVALID_VALUE */
+/* GL_OUT_OF_MEMORY */
+
// NV_path_rendering extension to ARB_program_interface_query:
// .. corresponds to the set of active input variables used by the fragment
// shader stage of <program> (if a fragment stage exists).