resources/src/main/java/org/robolectric/res/android/ResTable_config.java
public final boolean isDefault() {
    return mcc == 0
        && mnc == 0
        && isZeroes(language)
        && isZeroes(country)
        && orientation == 0
        && touchscreen == 0
        && density == 0
        && keyboard == 0
        && navigation == 0
        && inputFlags == 0
        && screenWidth == 0
        && screenHeight == 0
        && sdkVersion == 0
        && minorVersion == 0
        && screenLayout == 0
        && uiMode == 0
        && smallestScreenWidthDp == 0
        && screenWidthDp == 0
        && screenHeightDp == 0
        && isZeroes(localeScript)
        && isZeroes(localeVariant)
        && screenLayout2 == 0
        && colorMode == 0
        ;
  }
public final boolean isDefault() {
    return mcc == 0
        && mnc == 0
        && isZeroes(language)
        && isZeroes(country)
        && orientation == 0
        && touchscreen == 0
        && density == 0
        && keyboard == 0
        && navigation == 0
        && inputFlags == 0
        && screenWidth == 0
        && screenHeight == 0
        && sdkVersion == 0
        && minorVersion == 0
        && screenLayout == 0
        && uiMode == 0
        && smallestScreenWidthDp == 0
        && screenWidthDp == 0
        && screenHeightDp == 0
        && isZeroes(localeScript)
        && isZeroes(localeVariant)
        && screenLayout2 == 0
        && colorMode == 0
        ;
  }
Returns true if this is the default "any" configuration.