Move all ShaderBuilder files to GLSL

BUG=skia:

Review URL: https://codereview.chromium.org/1438003003
diff --git a/src/gpu/effects/GrConvexPolyEffect.cpp b/src/gpu/effects/GrConvexPolyEffect.cpp
index 714c68a..c373b04 100644
--- a/src/gpu/effects/GrConvexPolyEffect.cpp
+++ b/src/gpu/effects/GrConvexPolyEffect.cpp
@@ -10,7 +10,8 @@
 #include "SkPathPriv.h"
 #include "gl/GrGLContext.h"
 #include "gl/GrGLFragmentProcessor.h"
-#include "gl/builders/GrGLProgramBuilder.h"
+#include "glsl/GrGLSLFragmentShaderBuilder.h"
+#include "glsl/GrGLSLProgramBuilder.h"
 #include "glsl/GrGLSLProgramDataManager.h"
 
 //////////////////////////////////////////////////////////////////////////////
@@ -105,13 +106,13 @@
     const char *rectName;
     // The rect uniform's xyzw refer to (left + 0.5, top + 0.5, right - 0.5, bottom - 0.5),
     // respectively.
-    fRectUniform = args.fBuilder->addUniform(GrGLProgramBuilder::kFragment_Visibility,
+    fRectUniform = args.fBuilder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
                                        kVec4f_GrSLType,
                                        kDefault_GrSLPrecision,
                                        "rect",
                                        &rectName);
 
-    GrGLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder();
+    GrGLSLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder();
     const char* fragmentPos = fsBuilder->fragmentPosition();
     if (GrProcessorEdgeTypeIsAA(aare.getEdgeType())) {
         // The amount of coverage removed in x and y by the edges is computed as a pair of negative
@@ -191,13 +192,13 @@
     const GrConvexPolyEffect& cpe = args.fFp.cast<GrConvexPolyEffect>();
 
     const char *edgeArrayName;
-    fEdgeUniform = args.fBuilder->addUniformArray(GrGLProgramBuilder::kFragment_Visibility,
+    fEdgeUniform = args.fBuilder->addUniformArray(GrGLSLProgramBuilder::kFragment_Visibility,
                                             kVec3f_GrSLType,
                                              kDefault_GrSLPrecision,
                                              "edges",
                                             cpe.getEdgeCount(),
                                             &edgeArrayName);
-    GrGLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder();
+    GrGLSLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder();
     fsBuilder->codeAppend("\t\tfloat alpha = 1.0;\n");
     fsBuilder->codeAppend("\t\tfloat edge;\n");
     const char* fragmentPos = fsBuilder->fragmentPosition();
@@ -304,7 +305,7 @@
 }
 
 void GrConvexPolyEffect::onGetGLProcessorKey(const GrGLSLCaps& caps,
-                                           GrProcessorKeyBuilder* b) const {
+                                             GrProcessorKeyBuilder* b) const {
     GrGLConvexPolyEffect::GenKey(*this, caps, b);
 }