Update to Chromium revision c78c0ad7 (#363565)

patch/patch.cfg

@@ -14,6 +14,10 @@ patches = [
   {
     # Fix Xcode 4 build on OS X Lion.
     # http://codereview.chromium.org/8086022/
+    #
+    # Disable use of the sysroot image for CEF because it does not include
+    # the GTK dependency required by cefclient. It would be nice to enable
+    # this functionality in the future. See http://crbug.com/504446.
     'name': 'build',
     'path': '../build/',
   },
@@ -227,13 +231,6 @@ patches = [
     'name': 'font_family_cache_1501',
     'path': '../chrome/browser/',
   },
-  {
-    # Fix crash while printing on Windows by properly initializing V8 in the PDF
-    # module.
-    # https://code.google.com/p/chromium/issues/detail?id=549365#c12
-    'name': 'pdf_print_549365',
-    'path': '../pdf/',
-  },
   {
     # Fix crash while printing on Windows by properly initializing V8 in the PDF
     # module.