Revert of Implement support for using GL ES 3.0 with command buffer

src/gpu/gl/GrGLCaps.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "GrGLCaps.h"
 
@@ skipping 345 matching lines @@
                                             // extension includes glMapBuffer.
         if (version >= GR_GL_VER(3, 0) || ctxInfo.hasExtension("GL_ARB_map_buffer_range")) {
             fMapBufferFlags |= kSubset_MapFlag;
             fMapBufferType = kMapBufferRange_MapBufferType;
         } else {
             fMapBufferType = kMapBuffer_MapBufferType;
         }
     } else {
         // Unextended GLES2 doesn't have any buffer mapping.
         fMapBufferFlags = kNone_MapBufferType;
-        if (version >= GR_GL_VER(3, 0) || ctxInfo.hasExtension("GL_EXT_map_buffer_range")) {
+        if (ctxInfo.hasExtension("GL_CHROMIUM_map_sub")) {
+            fMapBufferFlags = kCanMap_MapFlag | kSubset_MapFlag;
+            fMapBufferType = kChromium_MapBufferType;
+        } else if (version >= GR_GL_VER(3, 0) || ctxInfo.hasExtension("GL_EXT_map_buffer_range")) {
             fMapBufferFlags = kCanMap_MapFlag | kSubset_MapFlag;
             fMapBufferType = kMapBufferRange_MapBufferType;
-        } else if (ctxInfo.hasExtension("GL_CHROMIUM_map_sub")) {
-            fMapBufferFlags = kCanMap_MapFlag | kSubset_MapFlag;
-            fMapBufferType = kChromium_MapBufferType;
         } else if (ctxInfo.hasExtension("GL_OES_mapbuffer")) {
             fMapBufferFlags = kCanMap_MapFlag;
             fMapBufferType = kMapBuffer_MapBufferType;
         }
     }
 
     if (kGL_GrGLStandard == standard) {
         if (version >= GR_GL_VER(3, 0) || ctxInfo.hasExtension("GL_ARB_pixel_buffer_object")) {
             fTransferBufferType = kPBO_TransferBufferType;
         } 
@@ skipping 134 matching lines @@
         fMultiDrawIndirectSupport = ctxInfo.hasExtension("GL_EXT_multi_draw_indirect");
         fBaseInstanceSupport = ctxInfo.hasExtension("GL_EXT_base_instance");
     }
 
     this->initShaderPrecisionTable(ctxInfo, gli, glslCaps);
 
     if (contextOptions.fUseShaderSwizzling) {
         fTextureSwizzleSupport = false;
     }
 
-    // TODO: remove after command buffer supports full ES 3.0.
-    if (kGLES_GrGLStandard == standard && version >= GR_GL_VER(3, 0) &&
-        kChromium_GrGLDriver == ctxInfo.driver()) {
-        fSupportsInstancedDraws = false;
-        fTextureSwizzleSupport = false;
-        SkASSERT(ctxInfo.hasExtension("GL_CHROMIUM_map_sub"));
-        fMapBufferFlags = kCanMap_MapFlag | kSubset_MapFlag;
-        fMapBufferType = kChromium_MapBufferType;
-    }
-
     // Requires fTextureRedSupport, fTextureSwizzleSupport, msaa support, ES compatibility have
     // already been detected.
     this->initConfigTable(ctxInfo, gli, glslCaps);
 
     this->applyOptionsOverrides(contextOptions);
     glslCaps->applyOptionsOverrides(contextOptions);
 }
 
 const char* get_glsl_version_decl_string(GrGLStandard standard, GrGLSLGeneration generation,
                                          bool isCoreProfile) {
@@ skipping 1266 matching lines @@
         for (int j = 0; j < kExternalFormatUsageCnt; ++j) {
             SkASSERT(defaultEntry.fFormats.fExternalFormat[j] !=
                      fConfigTable[i].fFormats.fExternalFormat[j]);
         }
         SkASSERT(defaultEntry.fFormats.fExternalType != fConfigTable[i].fFormats.fExternalType);
     }
 #endif
 }
 
 void GrGLCaps::onApplyOptionsOverrides(const GrContextOptions& options) {}