Fix invalid enum error when checking for core profile in GrGLInterface::validate()

src/gpu/gl/GrGLInterface.cpp

Index: src/gpu/gl/GrGLInterface.cpp
diff --git a/src/gpu/gl/GrGLInterface.cpp b/src/gpu/gl/GrGLInterface.cpp
index 38a7f9d7f43e874bc051cbfceef6091c2e611746..d15b4cc48bf5530672d49a9b3c3a51243aa46d12 100644
--- a/src/gpu/gl/GrGLInterface.cpp
+++ b/src/gpu/gl/GrGLInterface.cpp
@@ -44,16 +44,6 @@ bool GrGLInterface::validate(GrGLBinding binding) const {
         return false;
     }
 
-    bool isCoreProfile = false;
-    if (kDesktop_GrGLBinding == binding) {
-        if (NULL == this->fGetIntegerv) {
-            return false;
-        }
-        GrGLint profileMask = 0;
-        fGetIntegerv(GR_GL_CONTEXT_PROFILE_MASK, &profileMask);
-        isCoreProfile = SkToBool(profileMask & GR_GL_CONTEXT_CORE_PROFILE_BIT);
-    }
-
     // functions that are always required
     if (NULL == fActiveTexture ||
         NULL == fAttachShader ||
@@ -154,6 +144,13 @@ bool GrGLInterface::validate(GrGLBinding binding) const {
 
     GrGLVersion glVer = GrGLGetVersion(this);
 
+    bool isCoreProfile = false;
+    if (kDesktop_GrGLBinding == binding && glVer >= GR_GL_VER(3,2)) {
+        GrGLint profileMask;
+        GR_GL_GetIntegerv(this, GR_GL_CONTEXT_PROFILE_MASK, &profileMask);
+        isCoreProfile = SkToBool(profileMask & GR_GL_CONTEXT_CORE_PROFILE_BIT);
+    }
+
     // Now check that baseline ES/Desktop fns not covered above are present
     // and that we have fn pointers for any advertised extensions that we will
     // try to use.