[gtk] (31 commits) Non-fast-forward update to branch wip/baedert/css-values

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/css-values' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  eef74c1... cssimagelinear: Don't compute new image if it didn't change
  60a321b... cssimageradial: Use array + length instead of GArray
  688b63f... cssimageradial: Avoid computing a new image if it didn't ch
  efd8d98... gl renderer: Look at shadow color in the outset shadow cach
  a706d31... csscolorvalue: Don't copy rgbas when applying function
  1ca89e9... css: Move border-width special cases out of GtkCssDimension
  7ab4b4d... testsuite: Update css color output
  be2f85d... cssvalue: Add is_computed flag
  9d9b7af... cssvalue: Don't call compute() for already computed css val
  c24856c... css: Set the is_computed flag for more values
  05c5ace... cssimage: Add is_computed vfunc
  4fc77b7... csscolorvalue: check for singletons in new_literal
  a9c9f0f... cssvalue: Improve css value accounting output
  43e8721... cssshadowvalue: Only create 2 shadows values for transition
  910f14c... Remove GtkCssShadowsValue
  d81f99f... cssdimensionvalue: Implement transition()
  e1cb745... cssnumbervalue: Move early-out code to GtkCssValue
  a00be81... numbervalue: Add early-out to multiply()
  2c892c4... gl renderer: Render simple border nodes in a simple way
  20c0e40... cssdimensionvalue: remove early-out code from transition()
  a7fe643... Make GtkCssFontSizeValue represent all font sizes
  7b29812... cssdimensionvalue: Mark percentage values as is_computed
  8d0e2be... csshorthandproperty: Try to avoid allocating a GString for 
  4b766e3... css: Re-add a lost special case
  ffa4cc6... css: Simplify default values
  88d18d4... css: Mark transform value as computed
  307c45a... gl renderer: Draw outset shadows white
  be479ab... testsuite: Update expected css errors
  3fb33f0... cssstyle: Implement get_pango_font() directly
  ad7d681... widget: Get DPI from style directly
  45f78ff... cssstyle: set font variations in get_pango_font()
  4182ccd... widget: Get opacity without GtkStyleContext
  097b0a0... cssimagefallback: Don't snapshot invisible colors

Commits added to the branch:

  4796fb3... cssimageradial: Use array + length instead of GArray
  dd39bd4... gl renderer: Look at shadow color in the outset shadow cach
  ca1f232... csscolorvalue: Don't copy rgbas when applying function
  b7da7b7... css: Move border-width special cases out of GtkCssDimension
  e7eb4f3... testsuite: Update css color output
  f133ae2... cssvalue: Add is_computed flag
  4b97884... cssvalue: Don't call compute() for already computed css val
  5b14edb... css: Set the is_computed flag for more values
  c2430a4... cssimage: Add is_computed vfunc
  afad695... csscolorvalue: check for singletons in new_literal
  5c52a62... cssvalue: Improve css value accounting output
  e1e042f... cssshadowvalue: Only create 2 shadows values for transition
  359b7d0... Remove GtkCssShadowsValue
  c00dedc... cssdimensionvalue: Implement transition()
  775c535... cssnumbervalue: Move early-out code to GtkCssValue
  2f03d02... numbervalue: Add early-out to multiply()
  249c271... gl renderer: Render simple border nodes in a simple way
  524f0c8... cssdimensionvalue: remove early-out code from transition()
  f252715... Make GtkCssFontSizeValue represent all font sizes
  f052e5a... cssdimensionvalue: Mark percentage values as is_computed
  95603a9... csshorthandproperty: Try to avoid allocating a GString for 
  5eda27a... css: Re-add a lost special case
  9bc9405... css: Simplify default values
  2aa9a70... css: Mark transform value as computed
  ee12068... gl renderer: Draw outset shadows white
  4b3184b... testsuite: Update expected css errors
  38c4a61... cssstyle: Implement get_pango_font() directly
  390e49e... widget: Get DPI from style directly
  18d74bc... cssstyle: set font variations in get_pango_font()
  d48d739... widget: Get opacity without GtkStyleContext
  6752677... cssimagefallback: Don't snapshot invisible colors