Combine PDF plugin into the Chromium binary.

chrome/chrome_dll.gypi

Index: chrome/chrome_dll.gypi
diff --git a/chrome/chrome_dll.gypi b/chrome/chrome_dll.gypi
index 024f34dbf3bcda2981322d757b32394ca8d5f6ad..08856685b0ca107f5e528330841c388e0755f6ad 100644
--- a/chrome/chrome_dll.gypi
+++ b/chrome/chrome_dll.gypi
@@ -256,6 +256,11 @@
                 '../content/content.gyp:content_app_browser',
               ],
             }],
+            ['chrome_multiple_dll==0 and enable_plugins==1', {
+              'dependencies': [
+                '../pdf/pdf.gyp:pdf',
+              ],
+            }],
             ['cld_version==1', {
               'dependencies': [
                 '<(DEPTH)/third_party/cld/cld.gyp:cld',
@@ -278,9 +283,6 @@
                 # sets -order_file.
                 'ORDER_FILE': 'app/framework.order',
               },
-              'dependencies': [
-                '../pdf/pdf.gyp:pdf',
-              ],
               'include_dirs': [
                 '<(grit_out_dir)',
               ],
@@ -372,6 +374,11 @@
                 }],
               ]
             }],
+            ['enable_plugins==1', {
+              'dependencies': [
+                '../pdf/pdf.gyp:pdf',
+              ],
+            }],
           ],
         },  # target chrome_child_dll
       ],