Reformat the WebRTC code base

Running clang-format with chromium's style guide.

The goal is n-fold:
 * providing consistency and readability (that's what code guidelines are for)
 * preventing noise with presubmit checks and git cl format
 * building on the previous point: making it easier to automatically fix format issues
 * you name it

Please consider using git-hyper-blame to ignore this commit.

Bug: webrtc:9340
Change-Id: I694567c4cdf8cee2860958cfe82bfaf25848bb87
Reviewed-on: https://webrtc-review.googlesource.com/81185
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23660}
diff --git a/rtc_base/stringize_macros_unittest.cc b/rtc_base/stringize_macros_unittest.cc
index d1dea5e..78e6b55 100644
--- a/rtc_base/stringize_macros_unittest.cc
+++ b/rtc_base/stringize_macros_unittest.cc
@@ -18,15 +18,12 @@
 #define PREPROCESSOR_UTIL_UNITTEST_C "foo"
 
 TEST(StringizeTest, Ansi) {
-  EXPECT_STREQ(
-      "PREPROCESSOR_UTIL_UNITTEST_A",
-      STRINGIZE_NO_EXPANSION(PREPROCESSOR_UTIL_UNITTEST_A));
-  EXPECT_STREQ(
-      "PREPROCESSOR_UTIL_UNITTEST_B(y)",
-      STRINGIZE_NO_EXPANSION(PREPROCESSOR_UTIL_UNITTEST_B(y)));
-  EXPECT_STREQ(
-      "PREPROCESSOR_UTIL_UNITTEST_C",
-      STRINGIZE_NO_EXPANSION(PREPROCESSOR_UTIL_UNITTEST_C));
+  EXPECT_STREQ("PREPROCESSOR_UTIL_UNITTEST_A",
+               STRINGIZE_NO_EXPANSION(PREPROCESSOR_UTIL_UNITTEST_A));
+  EXPECT_STREQ("PREPROCESSOR_UTIL_UNITTEST_B(y)",
+               STRINGIZE_NO_EXPANSION(PREPROCESSOR_UTIL_UNITTEST_B(y)));
+  EXPECT_STREQ("PREPROCESSOR_UTIL_UNITTEST_C",
+               STRINGIZE_NO_EXPANSION(PREPROCESSOR_UTIL_UNITTEST_C));
 
   EXPECT_STREQ("FOO", STRINGIZE(PREPROCESSOR_UTIL_UNITTEST_A));
   EXPECT_STREQ("myobj->FunctionCall(y)",