[Chromecast] Add cast_shell to src/BUILD.gn and exclude unneeded deps.

This change adds cast_shell to the top-level BUILD.gn file and excludes GN targets that are not relevant to chromecast builds when is_chromecast_=true.

It also selectively includes //pdf when enable_pdf is true.

BUG=

Review URL: https://codereview.chromium.org/1423413002

Cr-Commit-Position: refs/heads/master@{#357700}

4 files changed, 15 insertions, 7 deletions

diff --git a/BUILD.gn b/BUILD.gn
index c019bc2..881028d 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -79,7 +79,7 @@ group("both_gn_and_gyp") {
     "//url:url_unittests",
   ]
 
-  if (!is_ios && !is_android) {
+  if (!is_ios && !is_android && !is_chromecast) {
     deps += [
       "//chrome",
       "//chrome/test:browser_tests",
@@ -542,6 +542,9 @@ group("both_gn_and_gyp") {
       "//media/cast:cast_unittests",
     ]
   }
+  if (is_chromecast) {
+    deps += [ "//chromecast:cast_shell" ]
+  }
 }
 
 group("gn_only") {
@@ -549,7 +552,7 @@ group("gn_only") {
 
   deps = []
 
-  if (!is_ios) {
+  if (!is_ios && !is_chromecast) {
     deps += [ "//mandoline:all" ]
   }
 
@@ -561,7 +564,7 @@ group("gn_only") {
     deps += [ "//components/mus/example:all" ]
   }
 
-  if (is_linux && !is_chromeos) {
+  if (is_linux && !is_chromeos && !is_chromecast) {
     # TODO(GYP): Figure out if any of these should be in gn_all
     # and figure out how cross-platform they are
     deps += [
diff --git a/build/gn_migration.gypi b/build/gn_migration.gypi
index 24281ea..c0f55d2 100644
--- a/build/gn_migration.gypi
+++ b/build/gn_migration.gypi
@@ -520,6 +520,11 @@
             '../win8/win8.gyp:metro_viewer',
           ],
         }],
+        ['chromecast==1', {
+          'dependencies': [
+            '../chromecast/chromecast.gyp:cast_shell',
+          ]
+        }]
       ],
     },
     {
diff --git a/chrome/BUILD.gn b/chrome/BUILD.gn
index fae65fe..a7473e6 100644
--- a/chrome/BUILD.gn
+++ b/chrome/BUILD.gn
@@ -185,7 +185,7 @@ if (!is_android) {
         "//chrome/installer/util",
         "//content/public/app:both",
       ]
-      if (enable_plugins) {
+      if (enable_plugins && enable_pdf) {
         deps += [ "//pdf" ]
       }
 
@@ -370,7 +370,7 @@ if (is_mac || is_win) {
       ]
     }
 
-    if (enable_plugins && !is_multi_dll_chrome) {
+    if (enable_plugins && enable_pdf && !is_multi_dll_chrome) {
       deps += [ "//pdf" ]
     }
   }
@@ -423,7 +423,7 @@ if (is_mac || is_win) {
         #   },
         # }],
       }
-      if (enable_plugins) {
+      if (enable_plugins && enable_pdf) {
         deps += [ "//pdf" ]
       }
     }
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index 144a67c..a795e12 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -217,7 +217,7 @@ source_set("test_support") {
     ]
   }
 
-  if (enable_plugins) {
+  if (enable_plugins && enable_pdf) {
     deps += [ "//pdf" ]
   }