The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/77e7b6ab3cce4efe1c1114920de1c7a951fe2552

commit 77e7b6ab3cce4efe1c1114920de1c7a951fe2552
Author: toyoshim <toyoshim@chromium.org>
Date: Wed Mar 01 05:13:55 2017

Yukari: organize platform/loader/testing

Now platform/loader has a testing directory that contains all files
that are built as a part of the platform test_support library.
Helper functions in the directory should be available in both
blink platform_unittests and webkit_unit_tests.

BUG= 655916 

Review-Url: https://codereview.chromium.org/2723923002
Cr-Commit-Position: refs/heads/master@{#453849}

[modify] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/core/loader/FrameFetchContextTest.cpp
[modify] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/core/loader/resource/FontResourceTest.cpp
[modify] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/core/loader/resource/ImageResourceTest.cpp
[modify] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/platform/BUILD.gn
[add] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/platform/loader/Directories.md
[modify] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/platform/loader/fetch/MemoryCacheCorrectnessTest.cpp
[modify] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/platform/loader/fetch/MemoryCacheTest.cpp
[modify] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/platform/loader/fetch/ResourceFetcherTest.cpp
[rename] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/platform/loader/testing/MockResource.cpp
[rename] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/platform/loader/testing/MockResource.h
[rename] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/platform/loader/testing/MockResourceClient.cpp
[rename] https://crrev.com/77e7b6ab3cce4efe1c1114920de1c7a951fe2552/third_party/WebKit/Source/platform/loader/testing/MockResourceClient.h