Revert of Turned on SkSL->GLSL compiler

src/sksl/SkSLUtil.cpp

Index: src/sksl/SkSLUtil.cpp
diff --git a/src/sksl/SkSLUtil.cpp b/src/sksl/SkSLUtil.cpp
index 2b51cffcd6d81ee6f874d72c833e262ddc2e4848..327bffe4f1910c778d9a9654b304c5434d98f312 100644
--- a/src/sksl/SkSLUtil.cpp
+++ b/src/sksl/SkSLUtil.cpp
@@ -9,48 +9,7 @@
 
 namespace SkSL {
 
-std::string to_string(double value) {
-    std::stringstream buffer;
-    buffer << std::setprecision(std::numeric_limits<double>::digits10) << value;
-    std::string result = buffer.str();
-    if (result.find_last_of(".") == std::string::npos && 
-        result.find_last_of("e") == std::string::npos) {
-        result += ".0";
-    }
-    return result;
-}
-
-std::string to_string(int32_t value) {
-    std::stringstream buffer;
-    buffer << value;
-    return buffer.str();
-}
-
-std::string to_string(uint32_t value) {
-    std::stringstream buffer;
-    buffer << value;
-    return buffer.str();
-}
-
-std::string to_string(int64_t value) {
-    std::stringstream buffer;
-    buffer << value;
-    return buffer.str();
-}
-
-std::string to_string(uint64_t value) {
-    std::stringstream buffer;
-    buffer << value;
-    return buffer.str();
-}
-
 int stoi(std::string s) {
-    if (s.size() > 2 && s[0] == '0' && s[1] == 'x') {
-        char* p;
-        int result = strtoul(s.substr(2).c_str(), &p, 16);
-        ASSERT(*p == 0);
-        return result;
-    }
     return atoi(s.c_str());
 }
 
@@ -59,12 +18,6 @@
 }
 
 long stol(std::string s) {
-    if (s.size() > 2 && s[0] == '0' && s[1] == 'x') {
-        char* p;
-        int result = strtoul(s.substr(2).c_str(), &p, 16);
-        ASSERT(*p == 0);
-        return result;
-    }
     return atol(s.c_str());
 }