Disabling calls to TexParameteri when the values do not exist on ES2.

src/gpu/gl/GrGLGpu.cpp

Index: src/gpu/gl/GrGLGpu.cpp
diff --git a/src/gpu/gl/GrGLGpu.cpp b/src/gpu/gl/GrGLGpu.cpp
index 29841331c01d308d45b7c1948db0dfe54547a4a6..d58a961adcbfe7392871fc82fd6cc42b3bb29996 100644
--- a/src/gpu/gl/GrGLGpu.cpp
+++ b/src/gpu/gl/GrGLGpu.cpp
@@ -3344,14 +3344,17 @@ void GrGLGpu::bindTexture(int unitIdx, const GrTextureParams& params, GrGLTextur
         GL_CALL(TexParameteri(target, GR_GL_TEXTURE_MIN_FILTER, newTexParams.fMinFilter));
     }
     if (setAll || newTexParams.fMaxMipMapLevel != oldTexParams.fMaxMipMapLevel) {
-        if (newTexParams.fMaxMipMapLevel != 0) {
-            this->setTextureUnit(unitIdx);
-            GL_CALL(TexParameteri(target, GR_GL_TEXTURE_MIN_LOD, 0));
-            GL_CALL(TexParameteri(target, GR_GL_TEXTURE_BASE_LEVEL, 0));
-            GL_CALL(TexParameteri(target, GR_GL_TEXTURE_MAX_LOD,
-                                  newTexParams.fMaxMipMapLevel));
-            GL_CALL(TexParameteri(target, GR_GL_TEXTURE_MAX_LEVEL,
-                                  newTexParams.fMaxMipMapLevel));
+        // These are not supported in ES2 contexts
+        if (this->glStandard() != kGLES_GrGLStandard && this->glVersion() != GR_GL_VER(2,0)) {

[bsalomon, 2016/03/01 14:21:16]

Can we make this a cap? Maybe mipMapLevelAndLodControlSupport()?

[cblume, 2016/03/01 21:36:51]

Done.

+            if (newTexParams.fMaxMipMapLevel != 0) {
+                this->setTextureUnit(unitIdx);
+                GL_CALL(TexParameteri(target, GR_GL_TEXTURE_MIN_LOD, 0));
+                GL_CALL(TexParameteri(target, GR_GL_TEXTURE_BASE_LEVEL, 0));
+                GL_CALL(TexParameteri(target, GR_GL_TEXTURE_MAX_LOD,
+                                      newTexParams.fMaxMipMapLevel));
+                GL_CALL(TexParameteri(target, GR_GL_TEXTURE_MAX_LEVEL,
+                                      newTexParams.fMaxMipMapLevel));
+            }
         }
     }
     if (setAll || newTexParams.fWrapS != oldTexParams.fWrapS) {