Split codegen code into a few distinct java_libraries to speed up compilation.

We still ship one jar to Maven Central, as this is purely a build time implementation detail.

This is a rollforward of b9326a1e.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=174861897

Signed-off-by: Ron Shapiro <ronshapiro@google.com>
diff --git a/java/dagger/internal/codegen/InjectProcessingStep.java b/java/dagger/internal/codegen/InjectProcessingStep.java
index 2343589..e9ca5fc 100644
--- a/java/dagger/internal/codegen/InjectProcessingStep.java
+++ b/java/dagger/internal/codegen/InjectProcessingStep.java
@@ -38,8 +38,8 @@
 final class InjectProcessingStep implements BasicAnnotationProcessor.ProcessingStep {
   private final InjectBindingRegistry injectBindingRegistry;
 
-  InjectProcessingStep(InjectBindingRegistry factoryRegistrar) {
-    this.injectBindingRegistry = factoryRegistrar;
+  InjectProcessingStep(InjectBindingRegistry injectBindingRegistry) {
+    this.injectBindingRegistry = injectBindingRegistry;
   }
 
   @Override