Float formats are allowed for CopyTexImage with EXT_color_buffer_float

gpu/command_buffer/service/gles2_cmd_decoder.cc

Index: gpu/command_buffer/service/gles2_cmd_decoder.cc
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder.cc b/gpu/command_buffer/service/gles2_cmd_decoder.cc
index a5946fab874cafdcba455ea0d5bcfa4bb081ef31..2ac847cbbf668b99dcb96edd3a8f77ad8b2b347d 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder.cc
+++ b/gpu/command_buffer/service/gles2_cmd_decoder.cc
@@ -13716,8 +13716,12 @@ bool GLES2DecoderImpl::ValidateCopyTexFormat(
   }
   if (feature_info_->IsWebGL2OrES3Context()) {
     GLint color_encoding = GetColorEncodingFromInternalFormat(read_format);
+    bool float_mismatch= feature_info_->ext_color_buffer_float_available() ?
+        (GLES2Util::IsIntegerFormat(internal_format) !=
+         GLES2Util::IsIntegerFormat(read_format)) :
+        GLES2Util::IsFloatFormat(internal_format);
     if (color_encoding != GetColorEncodingFromInternalFormat(internal_format) ||
-        GLES2Util::IsFloatFormat(internal_format) ||
+        float_mismatch ||
         (GLES2Util::IsSignedIntegerFormat(internal_format) !=
          GLES2Util::IsSignedIntegerFormat(read_format)) ||
         (GLES2Util::IsUnsignedIntegerFormat(internal_format) !=