Disable WEBGL_compressed_texture_etc1 on WebGL 1 on ANGLE

third_party/WebKit/Source/modules/webgl/WebGLCompressedTextureETC1.cpp

Index: third_party/WebKit/Source/modules/webgl/WebGLCompressedTextureETC1.cpp
diff --git a/third_party/WebKit/Source/modules/webgl/WebGLCompressedTextureETC1.cpp b/third_party/WebKit/Source/modules/webgl/WebGLCompressedTextureETC1.cpp
index 9b708b754d04cfafa11f57e669a21f3cb4f14600..f12d9ae9a5521842992d7d302b2acfba7a2daa8f 100644
--- a/third_party/WebKit/Source/modules/webgl/WebGLCompressedTextureETC1.cpp
+++ b/third_party/WebKit/Source/modules/webgl/WebGLCompressedTextureETC1.cpp
@@ -25,12 +25,8 @@ WebGLCompressedTextureETC1* WebGLCompressedTextureETC1::create(
 
 bool WebGLCompressedTextureETC1::supported(WebGLRenderingContextBase* context) {
   Extensions3DUtil* extensionsUtil = context->extensionsUtil();
-  bool webgl1 = !context->isWebGL2OrHigher();
-  bool etc1 =
-      extensionsUtil->supportsExtension("GL_OES_compressed_ETC1_RGB8_texture");
-  bool etc =
-      extensionsUtil->supportsExtension("GL_CHROMIUM_compressed_texture_etc");
-  return (webgl1 || etc) && etc1;
+  return extensionsUtil->supportsExtension(
+      "GL_OES_compressed_ETC1_RGB8_texture");
 }
 
 const char* WebGLCompressedTextureETC1::extensionName() {