[PoC] Reformat all BUILD.gn and *.gni files with new gn.

android_webview/BUILD.gn

Index: android_webview/BUILD.gn
diff --git a/android_webview/BUILD.gn b/android_webview/BUILD.gn
index f82b35c7524afd75fa7ceefae41538efea90a2a6..d78eb2ac5a1db3429642c2e997eff84e2889e9fd 100644
--- a/android_webview/BUILD.gn
+++ b/android_webview/BUILD.gn
@@ -97,11 +97,11 @@ repack("repack_pack") {
   ]
   deps = [
     ":generate_aw_resources",
-    "//third_party/WebKit/public:image_resources",
-    "//third_party/WebKit/public:resources",
-    "//content/app/resources",
     "//content:resources",
+    "//content/app/resources",
     "//net:net_resources",
+    "//third_party/WebKit/public:image_resources",
+    "//third_party/WebKit/public:resources",
     "//ui/resources",
   ]
   output = "$target_gen_dir/webviewchromium.pak"
@@ -469,15 +469,15 @@ source_set("common") {
     "//cc/surfaces",
     "//components/auto_login_parser:auto_login_parser",
     "//components/autofill/content/renderer",
-    "//components/crash/content/app",
-    "//components/crash/content/browser",
     "//components/cdm/browser",
     "//components/cdm/renderer",
+    "//components/crash/content/app",
+    "//components/crash/content/browser",
     "//components/data_reduction_proxy/core/browser",
     "//components/devtools_discovery",
     "//components/navigation_interception",
-    "//components/printing/common",
     "//components/printing/browser",
+    "//components/printing/common",
     "//components/printing/renderer",
     "//components/visitedlink/browser",
     "//components/visitedlink/renderer",
@@ -487,11 +487,11 @@ source_set("common") {
     "//content/public/browser",
     "//gin",
     "//gpu/blink",
-    "//gpu/command_buffer/common:gles2_utils",
-    "//gpu/command_buffer/service",
     "//gpu/command_buffer/client:gl_in_process_context",
     "//gpu/command_buffer/client:gles2_c_lib",
     "//gpu/command_buffer/client:gles2_implementation",
+    "//gpu/command_buffer/common:gles2_utils",
+    "//gpu/command_buffer/service",
     "//gpu/skia_bindings",
     "//media",
     "//media/midi",
@@ -647,9 +647,9 @@ android_apk("system_webview_apk") {
   android_manifest_dep = ":system_webview_manifest"
   chromium_code = true
   deps = [
-    ":system_webview_resources",
     ":assets",
     ":libwebviewchromium",
+    ":system_webview_resources",
     "//android_webview/glue",
     "//base:base_java",
   ]