Roll chromium_revision 5482f56..310ea93 (347609:349094)

The WebKit dependency could be removed again after
https://codereview.chromium.org/1338193003/

Relevant changes:
* src/buildtools: 565d04e..f7310ee
* src/third_party/boringssl/src: ac8302a..1d128f3
* src/third_party/libvpx: 0304cef..ac1772e
* src/third_party/libyuv: 0bc626a..fcacbfb
* src/third_party/mockito/src: ed99a52..4d987dc
* src/tools/swarming_client: 2866a22..77f720b
Details: 5482f56..310ea93/DEPS

Clang version was not updated in this roll.

TBR=marpan@webrtc.org

Review URL: https://codereview.webrtc.org/1347153003 .

Cr-Commit-Position: refs/heads/master@{#9962}

.gn

@@ -42,6 +42,5 @@ exec_script_whitelist = [
   "//build/toolchain/win/BUILD.gn",
   "//third_party/boringssl/BUILD.gn",
   "//third_party/opus/BUILD.gn",
-  "//third_party/WebKit/Source/config.gni",
   "//webrtc/modules/video_render/BUILD.gn",
 ]

DEPS

@@ -6,7 +6,7 @@
 vars = {
   'extra_gyp_flag': '-Dextra_gyp_flag=0',
   'chromium_git': 'https://chromium.googlesource.com',
-  'chromium_revision': '5482f563e441be7ab1cf59a02e3fd9e010e9535b',
+  'chromium_revision': '310ea93837e4a95944fcd82ff54d0e0ea5186a2c',
 }
 
 # NOTE: Prefer revision numbers to tags for svn deps. Use http rather than

chromium/.gclient

@@ -17,6 +17,7 @@ solutions = [{
     'src/third_party/skia': None,
     'src/third_party/trace-viewer': None,
     'src/third_party/webrtc': None,
+    'src/third_party/WebKit': None,
   },
   'safesync_url': ''
 }]

setup_links.py

@@ -62,7 +62,6 @@ DIRECTORIES = [
   'third_party/sqlite',
   'third_party/syzygy',
   'third_party/usrsctp',
-  'third_party/WebKit',
   'third_party/yasm',
   'third_party/zlib',
   'tools/clang',