switched SkSL's temporary 'highfloat' type back to 'float'

Bug: skia:
Change-Id: If0debae7318b6b5b4a7cb85d458996a09931127e
Reviewed-on: https://skia-review.googlesource.com/48760
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
diff --git a/src/gpu/ops/GrDashOp.cpp b/src/gpu/ops/GrDashOp.cpp
index 5f886cd..0d8ef94 100644
--- a/src/gpu/ops/GrDashOp.cpp
+++ b/src/gpu/ops/GrDashOp.cpp
@@ -1092,13 +1092,13 @@
     varyingHandler->emitAttributes(de);
 
     // XY refers to dashPos, Z is the dash interval length
-    GrGLSLVertToFrag inDashParams(kHighFloat3_GrSLType);
+    GrGLSLVertToFrag inDashParams(kFloat3_GrSLType);
     varyingHandler->addVarying("DashParams", &inDashParams, GrSLPrecision::kHigh_GrSLPrecision);
     vertBuilder->codeAppendf("%s = %s;", inDashParams.vsOut(), de.inDashParams()->fName);
 
     // The rect uniform's xyzw refer to (left + 0.5, top + 0.5, right - 0.5, bottom - 0.5),
     // respectively.
-    GrGLSLVertToFrag inRectParams(kHighFloat4_GrSLType);
+    GrGLSLVertToFrag inRectParams(kFloat4_GrSLType);
     varyingHandler->addVarying("RectParams", &inRectParams, GrSLPrecision::kHigh_GrSLPrecision);
     vertBuilder->codeAppendf("%s = %s;", inRectParams.vsOut(), de.inRectParams()->fName);
 
diff --git a/src/gpu/ops/GrMSAAPathRenderer.cpp b/src/gpu/ops/GrMSAAPathRenderer.cpp
index 21e2af8..c29fe12 100644
--- a/src/gpu/ops/GrMSAAPathRenderer.cpp
+++ b/src/gpu/ops/GrMSAAPathRenderer.cpp
@@ -140,7 +140,7 @@
             varyingHandler->emitAttributes(qp);
             varyingHandler->addPassThroughAttribute(qp.inColor(), args.fOutputColor);
 
-            GrGLSLVertToFrag uv(kHighFloat2_GrSLType);
+            GrGLSLVertToFrag uv(kFloat2_GrSLType);
             varyingHandler->addVarying("uv", &uv, kHigh_GrSLPrecision);
             vsBuilder->codeAppendf("%s = %s;", uv.vsOut(), qp.inUV()->fName);
 
diff --git a/src/gpu/ops/GrOvalOpFactory.cpp b/src/gpu/ops/GrOvalOpFactory.cpp
index 5b30c4a..89e3afb 100644
--- a/src/gpu/ops/GrOvalOpFactory.cpp
+++ b/src/gpu/ops/GrOvalOpFactory.cpp
@@ -119,7 +119,7 @@
 
             // emit attributes
             varyingHandler->emitAttributes(cgp);
-            fragBuilder->codeAppend("highfloat4 circleEdge;");
+            fragBuilder->codeAppend("float4 circleEdge;");
             varyingHandler->addPassThroughAttribute(cgp.fInCircleEdge, "circleEdge",
                                                     kHigh_GrSLPrecision);
             if (cgp.fInClipPlane) {
@@ -152,7 +152,7 @@
                                  cgp.fLocalMatrix,
                                  args.fFPCoordTransformHandler);
 
-            fragBuilder->codeAppend("highfloat d = length(circleEdge.xy);");
+            fragBuilder->codeAppend("float d = length(circleEdge.xy);");
             fragBuilder->codeAppend("half distanceToOuterEdge = circleEdge.z * (1.0 - d);");
             fragBuilder->codeAppend("half edgeAlpha = clamp(distanceToOuterEdge, 0.0, 1.0);");
             if (cgp.fStroke) {
diff --git a/src/gpu/ops/GrTextureOp.cpp b/src/gpu/ops/GrTextureOp.cpp
index 5dc30f3..724d26b 100644
--- a/src/gpu/ops/GrTextureOp.cpp
+++ b/src/gpu/ops/GrTextureOp.cpp
@@ -115,7 +115,7 @@
                     args.fVaryingHandler->addPassThroughAttribute(&textureGP.fColors,
                                                                   args.fOutputColor);
                 }
-                args.fFragBuilder->codeAppend("highfloat2 texCoord;");
+                args.fFragBuilder->codeAppend("float2 texCoord;");
                 args.fVaryingHandler->addPassThroughAttribute(&textureGP.fTextureCoords, "texCoord",
                                                               kHigh_GrSLPrecision);
                 if (textureGP.numTextureSamplers() > 1) {
@@ -134,7 +134,7 @@
                         args.fFragBuilder->appendTextureLookupAndModulate(args.fOutputColor,
                                                                           args.fTexSamplers[i],
                                                                           "texCoord",
-                                                                          kHighFloat2_GrSLType,
+                                                                          kFloat2_GrSLType,
                                                                           &fColorSpaceXformHelper);
                         args.fFragBuilder->codeAppend("; break;");
                     }
@@ -144,11 +144,11 @@
                     args.fFragBuilder->appendTextureLookupAndModulate(args.fOutputColor,
                                                                       args.fTexSamplers[0],
                                                                       "texCoord",
-                                                                      kHighFloat2_GrSLType,
+                                                                      kFloat2_GrSLType,
                                                                       &fColorSpaceXformHelper);
                 }
                 args.fFragBuilder->codeAppend(";");
-                args.fFragBuilder->codeAppendf("%s = highfloat4(1);", args.fOutputCoverage);
+                args.fFragBuilder->codeAppendf("%s = float4(1);", args.fOutputCoverage);
             }
             GrGLSLColorSpaceXformHelper fColorSpaceXformHelper;
         };