Merge GrGLSLCaps into GrShaderCaps

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=5121

Change-Id: If8d13638f80f42161cbc766a2666c5789e5772c8
Reviewed-on: https://skia-review.googlesource.com/5121
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
diff --git a/src/gpu/vk/GrVkCopyManager.cpp b/src/gpu/vk/GrVkCopyManager.cpp
index 5e54503..4d5be9a 100644
--- a/src/gpu/vk/GrVkCopyManager.cpp
+++ b/src/gpu/vk/GrVkCopyManager.cpp
@@ -7,8 +7,9 @@
 
 #include "GrVkCopyManager.h"
 
-#include "GrSurface.h"
 #include "GrSamplerParams.h"
+#include "GrShaderCaps.h"
+#include "GrSurface.h"
 #include "GrTexturePriv.h"
 #include "GrVkCommandBuffer.h"
 #include "GrVkCopyPipeline.h"
@@ -21,12 +22,11 @@
 #include "GrVkTexture.h"
 #include "GrVkUniformBuffer.h"
 #include "GrVkVertexBuffer.h"
-#include "glsl/GrGLSLCaps.h"
 #include "SkPoint.h"
 #include "SkRect.h"
 
 bool GrVkCopyManager::createCopyProgram(GrVkGpu* gpu) {
-    const GrGLSLCaps* glslCaps = gpu->vkCaps().glslCaps();
+    const GrShaderCaps* glslCaps = gpu->vkCaps().glslCaps();
     const char* version = glslCaps->versionDeclString();
     SkString vertShaderText(version);
     vertShaderText.append(