Rename lots of things from 'sRGB' to 'GammaCorrect', where appropriate

gm/textblobrandomfont.cpp

Index: gm/textblobrandomfont.cpp
diff --git a/gm/textblobrandomfont.cpp b/gm/textblobrandomfont.cpp
index 285ba5b92348a5dbe6fb09a6d77d95aeffdd5aed..267fe7a320c79e77d2b98434698d0cc4c44a066b 100644
--- a/gm/textblobrandomfont.cpp
+++ b/gm/textblobrandomfont.cpp
@@ -103,9 +103,9 @@ protected:
         SkImageInfo info = SkImageInfo::MakeN32Premul(kWidth, kHeight,
                                                       canvas->imageInfo().profileType());
         SkSurfaceProps canvasProps(SkSurfaceProps::kLegacyFontHost_InitType);
-        uint32_t allowSRGBInputs = canvas->getProps(&canvasProps)
-            ? canvasProps.flags() & SkSurfaceProps::kAllowSRGBInputs_Flag : 0;
-        SkSurfaceProps props(allowSRGBInputs, kUnknown_SkPixelGeometry);
+        uint32_t gammaCorrect = canvas->getProps(&canvasProps)
+            ? canvasProps.flags() & SkSurfaceProps::kGammaCorrect_Flag : 0;
+        SkSurfaceProps props(gammaCorrect, kUnknown_SkPixelGeometry);
         auto surface(canvas->makeSurface(info, &props));
         if (surface) {
             SkPaint paint;