Add Android fonts to blimp engine

third_party/blimp_fonts/README.chromium

Index: third_party/blimp_fonts/README.chromium
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+Name: blimp_fonts
+URL: See below
+Version: unknown
+License: Apache Version 2.0 and SIL Open Font License, Version 1.1
+Security Critical: yes
+
+Description:
+A collection of fonts that are necessary to bundle with the blimp engine to be
+able to render the correct fonts for different clients.
+
+How to update:
+See //blimp/docs/fonts.md.
+
+Local Modifications:
+Not all files from the external repositories are used.
+- *.otf, *.ttf: From the various repositories.
+- .gitignore:   Added.
+- BUILD.gn:     Added.
+- LICENSE:      Added.
+- LICENSE.*:    Extracted from license files in the various repositories.
+- README.md:    Added.
+- fonts.xml:    From this repository:
+                https://android.googlesource.com/platform/frameworks/base.git
+
+Fonts are pulled from the following repositories:
+- Git repo: https://android.googlesource.com/platform/frameworks/base.git
+  Commit: 6a278db4c4a144829353e81420f28dcf2105f767
+  Directory: data/fonts/
+- Git repo: https://android.googlesource.com/platform/external/noto-fonts.git
+  Commit: eb0883544dd538edbfb52cce9a2481509ca5ee9f
+  Directory: cjk/, other/
+- Git repo: https://android.googlesource.com/platform/external/roboto-fonts.git
+  Commit: f5cf79102af594c746627b392b4f98eedd254571
+  Directory: .
+- Git repo: https://android.googlesource.com/platform/external/google-fonts/dancing-script.git
+  Commit: 7b6623bd54cee3e48ae8a4f477f616366643cc78
+  Directory: .
+- Git repo: https://android.googlesource.com/platform/external/google-fonts/cutive-mono.git
+  Commit: bce2136662854076023066602526ba299e6556b2
+  Directory: .
+- Git repo: https://android.googlesource.com/platform/external/google-fonts/coming-soon.git
+  Commit: 2c5cb418c690815545bbb0316eae5fd33b9fc859
+  Directory: .
+- Git repo: https://android.googlesource.com/platform/external/google-fonts/carrois-gothic-sc.git
+  Commit: 0062a10458d4c357f3082d66bcb129d11913aaae
+  Directory: .
+- Git repo: https://android.googlesource.com/platform/external/naver-fonts.git
+  Commit: 91e6e9f94d1d769a8f742649674149ba98ce7d45
+  Directory: .