Roll chromium_revision 45a3ae9739..73a396877b (745356:745464)
Roll chromium_revision 45a3ae9739..73a396877b (745356:745464)

Change log: https://chromium.googlesource.com/chromium/src/+log/45a3ae9739..73a396877b
Full diff: https://chromium.googlesource.com/chromium/src/+/45a3ae9739..73a396877b

Changed dependencies
* src/base: https://chromium.googlesource.com/chromium/src/base/+log/9e6778c686..63ecbb77ca
* src/build: https://chromium.googlesource.com/chromium/src/build/+log/edf827134e..2b17c86521
* src/ios: https://chromium.googlesource.com/chromium/src/ios/+log/bf84cd889e..2a438f6dab
* src/testing: https://chromium.googlesource.com/chromium/src/testing/+log/84515eeaa4..22bc9c2523
* src/third_party: https://chromium.googlesource.com/chromium/src/third_party/+log/4e52e2df5a..ac875ae539
* src/third_party/catapult: https://chromium.googlesource.com/catapult.git/+log/21c99c4478..03a5e99059
* src/third_party/freetype/src: https://chromium.googlesource.com/chromium/src/third_party/freetype2.git/+log/141da02816..216e077600
* src/tools: https://chromium.googlesource.com/chromium/src/tools/+log/5a867d538f..b011cd9830
DEPS diff: https://chromium.googlesource.com/chromium/src/+/45a3ae9739..73a396877b/DEPS

No update to Clang.

TBR=fddc8541b39d4af742d581dcf8938a66de21d310@webrtc-ci.iam.gserviceaccount.com,
BUG=None

Change-Id: Ic881d6229217865ecc22c9b7cdfcc5945b302833
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/169431
Reviewed-by: Autoroller <fddc8541b39d4af742d581dcf8938a66de21d310@webrtc-ci.iam.gserviceaccount.com>
Commit-Queue: Autoroller <fddc8541b39d4af742d581dcf8938a66de21d310@webrtc-ci.iam.gserviceaccount.com>
Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#30652}

TimothyGu/libilbc,TimothyGu/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,ShiftMediaProject/libilbc,ShiftMediaProject/libilbc