Removed leftover enums from WebGL 2.0 rendering context.

third_party/WebKit/Source/modules/webgl/WebGL2RenderingContextBase.idl

Index: third_party/WebKit/Source/modules/webgl/WebGL2RenderingContextBase.idl
diff --git a/third_party/WebKit/Source/modules/webgl/WebGL2RenderingContextBase.idl b/third_party/WebKit/Source/modules/webgl/WebGL2RenderingContextBase.idl
index 5bc1f20aaef4722f186bb9e4ccb5225d23b584c0..3b40b9fdd154360e88e34c30a675058febaba671 100644
--- a/third_party/WebKit/Source/modules/webgl/WebGL2RenderingContextBase.idl
+++ b/third_party/WebKit/Source/modules/webgl/WebGL2RenderingContextBase.idl
@@ -261,8 +261,6 @@ typedef unsigned long long GLuint64;
     const GLenum ANY_SAMPLES_PASSED_CONSERVATIVE               = 0x8D6A;
     const GLenum SAMPLER_BINDING                               = 0x8919;
     const GLenum RGB10_A2UI                                    = 0x906F;
-    const GLenum GREEN                                         = 0x1904;
-    const GLenum BLUE                                          = 0x1905;
     const GLenum INT_2_10_10_10_REV                            = 0x8D9F;
     const GLenum TRANSFORM_FEEDBACK                            = 0x8E22;
     const GLenum TRANSFORM_FEEDBACK_PAUSED                     = 0x8E23;
@@ -270,7 +268,6 @@ typedef unsigned long long GLuint64;
     const GLenum TRANSFORM_FEEDBACK_BINDING                    = 0x8E25;
     const GLenum TEXTURE_IMMUTABLE_FORMAT                      = 0x912F;
     const GLenum MAX_ELEMENT_INDEX                             = 0x8D6B;
-    const GLenum NUM_SAMPLE_COUNTS                             = 0x9380;
     const GLenum TEXTURE_IMMUTABLE_LEVELS                      = 0x82DF;
     const GLint TIMEOUT_IGNORED                                = -1;