Restore gl scissor state when switching FBO targets on Qualcomm

gpu/command_buffer/service/feature_info.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_FEATURE_INFO_H_
 #define GPU_COMMAND_BUFFER_SERVICE_FEATURE_INFO_H_
 
 #include <string>
 #include "base/hash_tables.h"
 #include "base/memory/ref_counted.h"
@@ skipping 36 matching lines @@
   struct Workarounds {
     Workarounds();
 
     bool clear_alpha_in_readpixels;
     bool clear_uniforms_before_program_use;
     bool needs_glsl_built_in_function_emulation;
     bool needs_offscreen_buffer_workaround;
     bool reverse_point_sprite_coord_origin;
     bool set_texture_filter_before_generating_mipmap;
     bool use_current_program_after_successful_link;
+    bool restore_scissor_on_fbo_change;
 
     // Note: 0 here means use driver limit.
     GLint max_texture_size;
     GLint max_cube_map_texture_size;
   };
 
   FeatureInfo();
 
   // If allowed features = NULL or "*", all features are allowed. Otherwise
   // only features that match the strings in allowed_features are allowed.
@@ skipping 48 matching lines @@
   // Flags for Workarounds.
   Workarounds workarounds_;
 
   DISALLOW_COPY_AND_ASSIGN(FeatureInfo);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_FEATURE_INFO_H_