Revise C++ coding style using clang-format

Run the `Utilities/Scripts/clang-format.bash` script to update
all our C++ code to a new style defined by `.clang-format`.
Use `clang-format` version 3.8.

* If you reached this commit for a line in `git blame`, re-run the blame
  operation starting at the parent of this commit to see older history
  for the content.

* See the parent commit for instructions to rebase a change across this
  style transition commit.

1 files changed, 42 insertions, 44 deletions

diff --git a/Tests/FindGTK2/cairo/main.c b/Tests/FindGTK2/cairo/main.c
index 1b61001..e2be60c 100644
--- a/Tests/FindGTK2/cairo/main.c
+++ b/Tests/FindGTK2/cairo/main.c
@@ -1,52 +1,50 @@
 /* Taken from http://cairographics.org/samples/ */
 
-
 #include <cairo.h>
 #include <math.h>
 #include <stdio.h>
 
-int main(int argc, char *argv[])
+int main(int argc, char* argv[])
 {
-    char *filename;
-    if (argc != 2)
-    {
-        fprintf (stderr, "Usage: %s OUTPUT_FILENAME\n", argv[0]);
-        return 1;
-    }
-    filename = argv[1];
-    double xc = 128.0;
-    double yc = 128.0;
-    double radius = 100.0;
-    double angle1 = 45.0  * (M_PI/180.0);  /* angles are specified */
-    double angle2 = 180.0 * (M_PI/180.0);  /* in radians           */
-
-    cairo_surface_t *im = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, xc * 2, yc * 2);
-    cairo_t *cr = cairo_create(im);
-
-
-    cairo_set_line_width (cr, 10.0);
-    cairo_arc (cr, xc, yc, radius, angle1, angle2);
-    cairo_stroke (cr);
-
-    /* draw helping lines */
-    cairo_set_source_rgba (cr, 1, 0.2, 0.2, 0.6);
-    cairo_set_line_width (cr, 6.0);
-
-    cairo_arc (cr, xc, yc, 10.0, 0, 2*M_PI);
-    cairo_fill (cr);
-
-    cairo_arc (cr, xc, yc, radius, angle1, angle1);
-    cairo_line_to (cr, xc, yc);
-    cairo_arc (cr, xc, yc, radius, angle2, angle2);
-    cairo_line_to (cr, xc, yc);
-    cairo_stroke (cr);
-
-    cairo_status_t status = cairo_surface_write_to_png (im, filename);
-    cairo_surface_destroy (im);
-    if (status != CAIRO_STATUS_SUCCESS) {
-        fprintf(stderr, "Could not save png to '%s'\n", filename);
-    }
-
-    cairo_destroy(cr);
-    return 0;
+  char* filename;
+  if (argc != 2) {
+    fprintf(stderr, "Usage: %s OUTPUT_FILENAME\n", argv[0]);
+    return 1;
+  }
+  filename = argv[1];
+  double xc = 128.0;
+  double yc = 128.0;
+  double radius = 100.0;
+  double angle1 = 45.0 * (M_PI / 180.0);  /* angles are specified */
+  double angle2 = 180.0 * (M_PI / 180.0); /* in radians           */
+
+  cairo_surface_t* im =
+    cairo_image_surface_create(CAIRO_FORMAT_ARGB32, xc * 2, yc * 2);
+  cairo_t* cr = cairo_create(im);
+
+  cairo_set_line_width(cr, 10.0);
+  cairo_arc(cr, xc, yc, radius, angle1, angle2);
+  cairo_stroke(cr);
+
+  /* draw helping lines */
+  cairo_set_source_rgba(cr, 1, 0.2, 0.2, 0.6);
+  cairo_set_line_width(cr, 6.0);
+
+  cairo_arc(cr, xc, yc, 10.0, 0, 2 * M_PI);
+  cairo_fill(cr);
+
+  cairo_arc(cr, xc, yc, radius, angle1, angle1);
+  cairo_line_to(cr, xc, yc);
+  cairo_arc(cr, xc, yc, radius, angle2, angle2);
+  cairo_line_to(cr, xc, yc);
+  cairo_stroke(cr);
+
+  cairo_status_t status = cairo_surface_write_to_png(im, filename);
+  cairo_surface_destroy(im);
+  if (status != CAIRO_STATUS_SUCCESS) {
+    fprintf(stderr, "Could not save png to '%s'\n", filename);
+  }
+
+  cairo_destroy(cr);
+  return 0;
 }