gpu: If not cube complete, the texture isn't renderable, no matter mipmap complete.

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 db91adffc8aeb47aa9fc43e733c8386914bd8bfa..742e60391ffa27da4e6fdcd35892c915467ea7a1 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder.cc
+++ b/gpu/command_buffer/service/gles2_cmd_decoder.cc
@@ -6942,7 +6942,8 @@ bool GLES2DecoderImpl::PrepareTexturesForRender() {
         TextureRef* texture_ref =
             texture_unit.GetInfoForSamplerType(uniform_info->type).get();
         GLenum textarget = GetBindTargetForSamplerType(uniform_info->type);
-        if (!texture_ref || !texture_manager()->CanRender(texture_ref)) {
+        if (!texture_ref ||
+            !texture_manager()->IsTextureComplete(texture_ref)) {
           textures_set = true;
           glActiveTexture(GL_TEXTURE0 + texture_unit_index);
           glBindTexture(
@@ -6995,7 +6996,8 @@ void GLES2DecoderImpl::RestoreStateForTextures() {
         TextureUnit& texture_unit = state_.texture_units[texture_unit_index];
         TextureRef* texture_ref =
             texture_unit.GetInfoForSamplerType(uniform_info->type).get();
-        if (!texture_ref || !texture_manager()->CanRender(texture_ref)) {
+        if (!texture_ref ||
+            !texture_manager()->IsTextureComplete(texture_ref)) {
           glActiveTexture(GL_TEXTURE0 + texture_unit_index);
           // Get the texture_ref info that was previously bound here.
           texture_ref = texture_unit.bind_target == GL_TEXTURE_2D