Change shader precision because of CTS Fail.

        "uniform mat4 roundRectInvTransform;\n"

        "uniform mediump vec4 roundRectInnerRectLTWH;\n"

        "uniform mediump float roundRectRadius;\n";

const char* gVS_Header_Varyings_HasTexture = "varying vec2 outTexCoords;\n";

const char* gVS_Header_Varyings_HasTexture = "varying highp vec2 outTexCoords;\n";

const char* gVS_Header_Varyings_HasColors = "varying vec4 outColors;\n";

const char* gVS_Header_Varyings_HasVertexAlpha = "varying float alpha;\n";

const char* gVS_Header_Varyings_HasBitmap = "varying highp vec2 outBitmapTexCoords;\n";