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-rw-r--r--gpu/command_buffer/service/gles2_cmd_copy_texture_chromium.cc4
1 files changed, 2 insertions, 2 deletions
diff --git a/gpu/command_buffer/service/gles2_cmd_copy_texture_chromium.cc b/gpu/command_buffer/service/gles2_cmd_copy_texture_chromium.cc
index 251013b..407f1ba 100644
--- a/gpu/command_buffer/service/gles2_cmd_copy_texture_chromium.cc
+++ b/gpu/command_buffer/service/gles2_cmd_copy_texture_chromium.cc
@@ -122,10 +122,10 @@ std::string GetVertexShaderSource() {
uniform vec2 u_vertex_dest_add;\n\
uniform vec2 u_vertex_source_mult;\n\
uniform vec2 u_vertex_source_add;\n\
- ATTRIBUTE vec4 a_position;\n\
+ ATTRIBUTE vec2 a_position;\n\
VARYING TexCoordPrecision vec2 v_uv;\n\
void main(void) {\n\
- gl_Position = a_position;\n\
+ gl_Position = vec4(0, 0, 0, 1);\n\
gl_Position.xy = a_position.xy * u_vertex_dest_mult + \
u_vertex_dest_add;\n\
v_uv = a_position.xy * u_vertex_source_mult + u_vertex_source_add;\n\